Sometimes you have an algebraic expression with variables, and you know the values of those variables exactly, and you just need to plug in those values and get the value of the expression. Well, if that's what you have to do, then you've come to the right place, because this tutorial will show you exactly how to do it!
If you're turning a verbal phrase into math terms, start out by looking for key words that can help you start writing the mathematical expression. Follow along with this tutorial to see an example of writing a verbal phrase as math!
Word problems allow you to see the real world uses of math! This tutorial shows you how to take a rate and convert it to a unit rate. Then, you can use that unit rate to calculate your answer. Watch this tutorial to learn all about it!
When you talk about the speed of a car, you usually say something in miles per hour. For example, you say, 'I drove 40 miles per hour.' Normally, you don't say, 'I drove 120 miles per 3 hours.' Figure out how to convert a rate like 120 miles per 3 hours to the unit rate of 40 miles per hour by watching this tutorial.
Can you do 100 sit-ups in 2 minutes? That's a rate! Driving a car going 40 miles per hour? That's a unit rate! Watch this tutorial to learn about rate and unit rate (and the difference!).
When you're writing the prime factorization of a number, you may be able to use exponents to quickly show all the factors. This tutorial shows you how to find the prime factorization of a number and use exponents to write the answer!
Multiplicative inverses. That's a mouthful! Really, this term just refers to numbers that when multiplied together equal 1. These numbers are also called reciprocals of each other! Learn about multiplicative inverses by watching this tutorial.
Mean is just another name for average. To find the mean of a data set, add all the values together and divide by the number of values in the set. The result is your mean! To see an example of finding the mean, watch this tutorial!
The median of a data set is the number that is the middle value of the set. It's easy to find the median if you first put the numbers in order from least to greatest. In this tutorial, see how to find the median of a data set, and see what to do if there are two middle values!
The mode of a data set is the number that occurs most often, but what if your data set has more than one mode? Is that possible? This tutorial explains what to do when a data set has multiple modes!
To find the mode of a data set, look for the number that occurs most often. What if all the numbers occur the same number of times? What's the mode of that data set? This tutorial will tell you!
If you want to see data from a frequency table in a more visual way, try creating a histogram to show off that data! This tutorial shows you what to do!
A box-and-whisker plot can help you get a better picture of what your data looks like visually. This tutorial shows you the step-by-step process for making a box-and-whisker plot!
The mean and median can help you better understand a data set. Check out this real world example involving finding and comparing the mean and median of multiple data sets.
Finding the minimum, maximum, median, and quartiles of a set of data can help tell you a lot about your data. Follow along with this tutorial to practice finding these pieces of a data set!
The median is one of many measures of central tendency. Check out this tutorial to learn what the median is and how you can find it!
When you think of the mean of a data set, think of the word average. 'Mean' and 'average' are the same thing when you're talking about a set of data! This tutorial introduces you to mean and shows you how to find it!
Looking for info on histograms? Check this out:
Being able to disect a set of data and better understand it is a key part of mastering statistics. This tutorial teaches you about one of these disection tools called the interquartile range.
A weighted average is a special type of average that allows you to give special weights to the different values in your average. Learn more about weighted averages by watching this tutorial!
Need some practice translating phrases into mathematical expressions? Then this tutorial is for you! You'll get practice translating statements involving addition, subtraction, multiplication, or division into mathematical expressions.
In this tutorial you'll see how to apply the distributive property. Remember that this is important when you are trying to simplify an expression and get rid of parentheses!
Plugging variables into an expression is essential for solving many algebra problems. See how to plug in variable values by watching this tutorial.
You can't do algebra without working with variables, but variables can be confusing. If you've ever wondered what variables are, then this tutorial is for you!
Knowing the mathematical meaning of words allows you to decipher word problems and gives you the power to write your own word problems, too! Take a look at these words and learn their mathematical translations.
The distributive property is a very deep math principle that helps make math work. It's the rule that lets you expand parentheses, and so it's really critical to understand if you want to get good at simplifying expressions. So check out the tutorial and let us know what you think!
Check out this tutorial where you'll see exactly what order you need to follow when you simplify expressions. You'll also see what happens when you don't follow these rules, and you'll find out why order of operations is so important!
There is a bunch of vocabulary that you just need to know when it comes to algebra, and coefficient is one of the key words that you have to feel 100% comfortable with. Check out the tutorial and let us know if you want to learn more about coefficients!
We know that calculators are everywhere, but that doesn't mean that long division isn't important! Sometimes you won't be allowed to use a calculator, and when those times occur, you'll be thankful that you watched this video!
When you do division problems, you need to know the vocabulary that people use to describe what number is being divided, and what number is doing the dividing. This tutorial will help you keep that vocabulary straight!
We know that calculators are everywhere, but that doesn't mean that long division isn't important! Sometimes you won't be allowed to use a calculator, and when those times occur, you'll be thankful that you watched this video!
Want to square a number? Just take the number and multiply it by itself! If you square an integer, you get a perfect square! Check out squaring in this tutorial!
Inequalities come up all the time when you're working algebra problems. In this tutorial you'll learn what an inequality is, and you'll see all the common inequality symbols that you're likely to see :)
In this tutorial you'll see how you can think of absolute value in a very intuitive way. Let us know if you have any questions about it!
If you have ever stared at a number line with dots on it and wondered 'How could I summarize these dots?', then this is the tutorial for you!
Number lines are great ways to represent a group of numbers, and in this tutorial you'll see how to graph a group of numbers on a number line
Number lines are really useful in visualizing an inequality or a set. In this tutorial, you'll see how to graph both. Take a look!
Writing inequalities from a graph on a number line isn't so bad if you know what to do. Watch this tutorial to learn how!
Got an inequality in a word problem? This tutorial will show you how to define variables, translate a word problem into an inequality, and understand what it all means!
What is the average temperature outside today? What is the average amount of time it takes you to do your homework? What is the average price for a gallon of gas? To figure out how to find the average to just about anything, check out this tutorial about averages!
When you divide fractions, the trick is to rewrite division as a multiplication. But the truth is that you can always rewrite division as a multiplication, and in this tutorial you'll see the rule that makes that possible!
Reciprocals are important when it comes to dividing fractions, finding perpendicular lines, dealing with inverse proportions, and so much more! In this tutorial you can review the basics about reciprocals.
Working with word problems AND fractions? This tutorial shows you how to take a word problem and translate it into a mathematical equation involving a complex fraction. Then, you'll see how to simplify the complex fraction to get the answer. Check it out!
This tutorial uses something called a factor tree to find the greatest common factor of two numbers. Creating a factor tree for a number makes it easier to find its prime factors. These prime factors are used to help find the greatest common factor. Watch this tutorial and learn how to find the greatest common factor using a factor tree.
Doing math with paper and pencil can come in real handy, so make sure you're comfortable subtracting decimals by hand. After all, you don't want the calculator to be a crutch!
Doing math with paper and pencil can come in real handy, so make sure you're comfortable adding decimals by hand. After all, you don't want the calculator to be a crutch!
Doing math with paper and pencil can come in real handy, so make sure you're comfortable multiplying decimals by hand. After all, you don't want the calculator to be a crutch!
Solving equations can be tough, especially if you've forgotten or have trouble understanding the tools at your disposal. One of those tools is the subtraction property of equality, and it lets you subtract the same number from both sides of an equation. Watch the video to see it in action!
Solving equations can be tough, especially if you've forgotten or have trouble understanding the tools at your disposal. One of those tools is the addition property of equality, and it lets you add the same number to both sides of an equation. Watch the video to see it in action!
Solving equations can be tough, especially if you've forgotten or have trouble understanding the tools at your disposal. One of those tools is the multiplication property of equality, and it lets you multiply both sides of an equation by the same number. Watch the video to see it in action!
Word problems are a great way to see math in action! See how to translate a word problem into an equation, solve to find the answer, and check your found answer all in this tutorial.
Solving an equation for a variable? Perform the order of operations in reverse! Check it out in this tutorial.
Word problems are a great way to see math in action! See how to translate a word problem into an equation, solve to find the answer, and check your found answer all in this tutorial.
Working with word problems AND fractions? This tutorial shows you how to take a word problem and translate it into a mathematical equation involving fractions. Then, you'll see how to solve and get the answer. Check it out!
Solving an equation with multiple fractions in different forms isn't so bad. This tutorial shows you how to convert a mixed fraction to an improper fraction in order to solve the equation. Then, you'll see how to convert the answer back to a mixed fraction to make sense of it. Follow along with this tutorial to see how it's done!
Working with word problems AND fractions? This tutorial shows you how to take a word problem and translate it into a mathematical equation involving fractions. Then, you'll see how to solve and get the answer. Check it out!
Solving an equation for a variable? Perform the order of operations in reverse! Check it out in this tutorial.
Word problems are a great way to see math in action! See how to translate a word problem into an equation, solve to find the answer, and check your found answer all in this tutorial.
Solving an equation for a variable? Perform the order of operations in reverse! Check it out in this tutorial.
Solving equations can be tough, especially if you've forgotten or have trouble understanding the tools at your disposal. One of those tools is the division property of equality, and it lets you divide both sides of an equation by the same number. Watch the video to see it in action!
Word problems allow you to see the real world uses of math! This tutorial shows you how to take a words problem and turn it into a percent proportion. Then see how to solve for the answer using the mean extremes property of proportions. Take a look!
Sales tax, tips at restaurants, grades on tests... no matter what you do, you can't run away from percents. So watch this tutorial and see once and for all what percents are all about!
Percents and Decimals are just tools that let us represent numbers, and that is why percents can be converted into decimals, and decimals can be converted into percents. In this tutorial you'll see how quickly you can convert percents into decimals!
Sometimes the hardest part of a word problem is figuring out how to turn the words into an equation you can solve. This tutorial let's you see the steps to take in order to do just that! Take a look! You'll be glad you did!
Percents are important, and the reality is that percents are actually proportions in disguise. In this tutorial you'll see exactly how to connect percents with proportions, and you'll be happier for it :)
Ratios are everywhere! The scale on a map or blueprint is a ratio. Ingredients sometimes need to be mixed using ratios such as the ratio of water to cement mix when making cement. Watch this tutorial to learn about ratios. Then think of some ratios you've encountered before!
Polynomials are those expressions that have variables raised to all sorts of powers and multiplied by all types of numbers. When you work with polynomials you need to know a bit of vocabulary, and one of the words you need to feel comfortable with is 'term'. So check out this tutorial, where you'll learn exactly what a 'term' in a polynomial is all about.
Knowing how to plot ordered pairs is an essential part of graphing functions. In this tutorial, you'll see how to take an ordered pair and plot it on the coordinate plane. Take a look!
Ordered pairs are a fundamental part of graphing. Ordered pairs make up functions on a graph, and very often, you need to plot ordered pairs in order to see what the graph of a function looks like. This tutorial will introduce you to ordered pairs!
You can't graph a function or plot ordered pairs without a coordinate plane! Learn about the coordinate plane by watching this tutorial.
Did you know that there are four quadrants that help make up the coordinate plane? Learn about these quadrants, and what ordered pairs are located in each, by watching this tutorial!
Division is a building block of math. This tutorial shows you how to perform long division by going through the process one step at a time.
Word problems are a great way to see math in the real world! Math can help us answer everyday questions. Watch this tutorial to see how division is used to solve a word problem.
Sometimes word problems can be made a little easier if you use exponents! This tutorial shows you how to solve a word problem by writing an expression using exponents.
You can't simplify an expression without fully understanding the order of operation! Follow along with this tutorial to see how to use the order of operations to simplify an expression.
If you have an expression with more than one operation, you can use the order of operations to help you simplify! Follow along with this tutorial to see how to use the order of operations to simplify an expression.
If you have a value for a variable in an expression, you can evaluate that expression by plugging in that variable value and simplifying! Follow along with this tutorial to see the entire step-by-step process.
If you have an expression with two variables and you're given the values for those variables, you can plug those values into the expression and simplify to get the answer! This tutorial shows you the steps to plugging variable values into an expression and simplifying.
Learning how to complete a table of values is a building block of math. You can use a table to see a pattern or even make a graph! This tutorial shows you how to complete a table when you're given an expression and multiple values to plug in.
Patterns are everywhere in math! In this tutorial, you'll see how to find a pattern in a table and make a rule for it!
Did you know you can solve an addition problem using the distributive property? This tutorial shows you how to do exactly that!
If you're trying to multiply the sum of two numbers, the distributive property may make things easier. Follow along with this tutorial to see how the distributive property can be used to evaluate an expression.
If you have a repeated multiplication, you could write it using exponents! This tutorial introduces exponents and explains how they're used.
You can use the distributive property to help you add and multiply numbers! Follow along with this tutorial to see the uses of the distributive property.
It can be helpful to see a capacity given in different units. This tutorial shows you how to take a measurement in cups and convert it to pints!
If you go to the store to buy a certain number of quarts of milk and the store only sells milk in gallons, what do you do? You need to convert those quarts into gallons! Follow along with this tutorial to learn how.
If you have two decimals and you want to know which is larger, you can use a number line to help you compare! Follow along with this tutorial to see how to use a number line to compare decimals.
Front-end estimation can be a great way to approximate a sum. In this tutorial, you'll see how to use front-end estimation to approximate the cost of school supplies!
If you want to find the approximate sum of decimals, you can round those numbers first! This tutorial shows you how to round decimals and see what numbers they're close to in order to make adding easier.
If you want to multiply a decimal by a whole number, just ignore the decimal point and multiply like normal! Then, bring the decimal point back for the answer. This tutorial shows you the entire process step-by-step.
When you multiply a decimal and a whole number, removing the decimal point can make multiplying easier, but where does the decimal point go when you want to get your answer? In this tutorial, you'll see how to estimate the location of the decimal point after you multiply!
You never know where division might pop up! This word problem is a great example of using long division to solve a problem.
The term 'factor' is seen a lot in math, so it's important to know what it means. This tutorial introduces you to that term!
Being able to take out a greatest common factor can make a problem easier to work with, but before you do that, you need to understand what a greatest common factor is. This tutorial explains exactly that!
This tutorial gives an in-depth look at dividing fractions by showing you what it really means to divide them.
To master equivalent ratios, you need to practice. Follow along with this tutorial to practice filling in a table with equivalent ratios.
Patterns are everywhere! In this tutorial, you'll see how to use the pattern in a table to find an answer to a word problem.
This tutorial goes through the steps of creating ratios from a table of values! Follow along to see how the ratios are made!
In this tutorial, you'll see how to take the information from a given table and use it to find a ratio. You'll also see how to write the answer in simplest form!
When something is on sale, it's good to know how much you're saving! This tutorial shows you how to estimate a percent using an original price and a coupon!
Mental math is a powerful tool! See how to use mental math in this tutorial to estimate a percent!
Finding the surface area of a prism can be a little tricky, but a net can make the problem a little easier. Make your job easier and see how to use a net to find the surface area of a prism.
Nets can come in real handy, especially when you're fishing. Nets can be even more useful when you're trying to find the surface area of a three-dimensional solid! Follow along to see how a net can help you find the surface area of a cylinder!
Make finding the volume of a rectangular prism a snap by using a formula! Check out this tutorial to learn more!
Finding the perimeter of a rectangle in the coordinate plane is easier than you might think! This tutorial shows you how to use the coordinate plane to find the perimeter of a rectangle.
If you want to graph a rectangle on the coordinate plane, just graph the vertices and then connect them! This tutorial takes you through this entire process step-by-step.
If you need to find the area of a rectangle on the coordinate plane, all you need is the length and width of that rectangle! This tutorial shows you what to do to find the area of a rectangle when it's graphed on the coordinate plane.
Finding the area of a composite figure in the coordinate plane is easier than you might think! Follow along with this tutorial to see the process step-by-step.
The real world has all sorts of math clues! See how to use math to represent real world situations by watching this tutorial:
You may know how to calculate the absolute value of a number, but what are you really finding? This tutorial uses a real world example to help you gain a better understanding of absolute value.
How can you use a line graph to make predictions about the future? This tutorial can show you:
Circle graphs are like a crystal ball that can help you predict the future! Let's see how to predict using a circle graph:
Get a better understanding of circle graphs by watching this tutorial:
Want to practice interpreting a bar graph? Check out this tutorial:
Want to see a line graph? Check out this tutorial! It introduces you to these neat graphs:
Plotting points on the coordinate plane is the foundation for graphing equations! Check out this tutorial to get some practice plotting points and identifying which quadrant each point is in.
Putting numbers in order can help you better understand how the numbers are related. This tutorial shows you how to put positive and negative temperatures in order using a number line!
Trying to figure out if a negative number is larger than another can be a little tricky. To make things easier, you could use a number line! This tutorial shows you how to use a number line to compare two negative numbers and determine which is larger.
Turning a word problem into a math problem you can solve can be tricky. Luckily, there's some key words to look out for in a word problem that help tell you what math operation to use! This tutorial shows you some of these key words to look for in a word problem.
Turning a phrase from words to a math problem can be tricky, but practice can make this process easier! In this tutorial, you'll see how to look for key words that can help you translate a phrase into math.
Word problems are just math in disguise! Follow along with this tutorial to get some practice translating a word problem into a mathematical equation. Then, see how to solve that equation and answer the word problem!
One of the challenges of solving a word problem is first turning those words into a math equation you can then use to solve. This tutorial takes you through a word problem and shows you how to translate it into a useable math equation!
An expression is just a mathematical phrase. In this tutorial, you'll learn about two popular types of expressions: numerical and algebraic expressions. A numerical expression contains numbers and operations. An algebraic expression is almost exactly the same except it also contains variables. Check out this tutorial to learn about these two popular kinds of expressions!
If you ever plug a value in for a variable into an expression or equation, you're using the Substitution Property of Equality. This property allows you to substitute quantities for each other into an expression as long as those quantities are equal. Watch this tutorial to learn about this useful property!
Have you ever combined two numbers together and found their sum to be zero? When that happens, those numbers are called additive inverses of each other! In this tutorial, you'll learn the definition for additive inverse and see examples of how to find the additive inverse of a given value.
Positive and negative numbers (and zero!) are the building blocks of math. This tutorial will introduce you to positive and negative numbers and show you their location on a number line. Plus, learn a special thing about the number zero!
A number line is a way we can visually represent numbers. This tutorial gives you a great introduction to the number line and shows you how to graph numbers on the number line in order to compare them. Check it out!
Variables are a big part of algebra, so it's good to be comfortable working with them! In this tutorial, you'll see how to combine variables that are alike.
If you work with variables, you need to know how to add like variables together. This tutorial shows you exactly that! Follow along and see how to add like terms together.
Subtracting like terms is a lot like subtracting numbers! This tutorial shows you how to perform subtractions with like terms.
In order to tackle the challenging topics, you first need to know the basics. Equations are the start of some very fun and challenging math problems. Watch this tutorial to learn about equations!
When you get an equation, usually you want to solve it and find the answer. This tutorial explains what it means to find the solution to an equation. Take a look!
If you're not sure if a value is a solution to an inequality, you an always plug it in and see. This tutorial shows you how to determine if a value is a solution to an inequality.
The weatherman said it's going to be 15 degrees Celsius tomorrow. Do you need a coat or not? Knowing the temperature in Fahrenheit might help. This tutorial shows you how to perform that conversion!
Did you know that many countries use Celsius to talk about temperature? When you have a temperature in Fahrenheit, it's helpful to know what that temperature is in Celsius. This tutorial shows you how to perform that conversion!
Exponential form is a quick way to show that a number should be multiplied by itself a certain number of times. In this tutorial, see how to write a repeated multiplication in exponential form!
Did you know that exponents are just a quick way to show repeated multiplication? In this tutorial, see how to expand out a value in exponential form to see what it really represents!
Need to plug in a variable value into an expression? Great! Does the expression have an exponent in it? Even better! Follow along with this tutorial as you see how to simplify an expression for a given variable value.
Exponents just indicate repeated multiplication. Watch this tutorial to see how you can evaluate an exponent by first writing it in expanded form. Take a look!
Trying to find all the factors of a number? Setting up a table can be really helpful! Check out this tutorial to see how to use a table to find all the factors of a given number.
The greatest common factor (GCF) is the largest factor two or more numbers have in common. Finding the GCF can be very useful in simplifying an expression or solving an equation. In this tutorial, see how to identify the GCF of an expression and factor it out. Check it out!
The greatest common factor (GCF) is the largest factor two or more numbers have in common. Finding the GCF can be very useful in simplifying an expression or solving an equation. Watch this tutorial and learn what it takes to find the GCF of two numbers!
Being able to find multiples of a number is important, especially if you want to find the least common multiple (LCM) between numbers. In this tutorial, you'll be introduced to the term multiple. You'll also see how to find multiples of a given number!
Sometimes terms in math do a pretty good job of describing the thing they name. This is the case with common multiple and least common multiple (LCM). A common multiple is a multiple that two or more numbers have in common. You can probably guess what a least common multiple is! To get more information about these terms, check out this tutorial!
Looking for practice solving equations containing fractions? In this tutorial, you'll see how to first convert a mixed fraction to an improper fraction and then subtract fractions with unlike denominators in order to solve an equation. Be sure to check you answers so you KNOW it's correct!
Looking for practice solving equations containing fractions? In this tutorial, see how to add fractions with unlike denominators in order to solve an equation. Then, be sure to check you answers so you KNOW it's correct!
Want to see how to solve an equation containing decimals? Then check out this tutorial! You'll see how to subtract decimals in order to solve an equation for a variable. Then, see how to check your answer so you can be certain it's correct!
Want to see how to solve an equation containing decimals? Then check out this tutorial! You'll see how to add decimals in order to solve an equation for a variable. Then, see how to check your answer so you can be certain it's correct!
Dividing decimals? Then this tutorial is a must see! Follow along and learn how you can divide decimals by rewriting the problem as a fraction and then using long division to solve. Check it out!
Want to see how to solve an equation containing decimals? Then check out this tutorial! You'll see how to divide decimals in order to solve an equation for a variable. Then, see how to check your answer so you can be certain it's correct!
Want to see how to solve an equation containing decimals? Then check out this tutorial! You'll see how to multiply decimals in order to solve an equation for a variable. Then, see how to check your answer so you can be certain it's correct!
Dividing fractions? Change that division to a multiplication by multiplying the dividend by the reciprocal of the divisor. Learn all about it by watching this tutorial!
Ordering numbers from least to greatest? Are the numbers in different forms? To make comparing easier, convert all the numbers to decimals. Then, plot those decimals on a number line and compare them! This tutorial shows you how!
Ratios are used to compare numbers. When you're working with ratios, it's sometimes easier to work with an equivalent ratio. Equivalent ratios have different numbers but represent the same relationship. In this tutorial, you'll see how to find equivalent ratios by first writing the given ratio as a fraction. Take a look!
Ratios are proportional if they represent the same relationship. One way to see if two ratios are proportional is to write them as fractions and then reduce them. If the reduced fractions are the same, your ratios are proportional. To see this process in action, check out this tutorial!
Sometimes the hardest part of a word problem is figuring out how to turn the words into a math problem. In this tutorial, you'll see how to take the information given in a word problem and write a ratio. Then, reduce the ratio and explain its meaning. See it all in this tutorial!
Word problems allow you to see the real world uses of math! This tutorial shows you how to use ratios to figure out which store has a better deal on cupcakes. Take a look!
Word problems are a great way to see math in action! In this tutorial, learn how to use the information given in a word problem to create a rate. Then, find and use a conversion factor to convert a unit in the rate. Take a look!
The world is full of different units of measure, and it's important to know how to convert from one unit to another. This tutorial shows you how to convert from miles to kilometers. Check it out!
Equivalent ratios are just like equivalent fractions. If two ratios have the same value, then they are equivalent, even though they may look very different! In this tutorial, take a look at equivalent ratios and learn how to tell if you have equivalent ratios.
If youÃ¢â‚¬â„¢re solving a math problem or word problem that contains units, you need to remember to include your units in your answer. By using dimensional analysis or unit analysis, you can include those units as you solve! Watch this tutorial and take a look at dimensional analysis!
Ordering numbers from least to greatest? Are the numbers in different forms? To make comparing easier, convert all the numbers to decimals. Then, plot those decimals on a number line and compare them! This tutorial shows you how!
Looking for some practice converting percents to fractions? Then this tutorial was made for you! Follow along as this tutorial shows you how to convert a percent to a fraction. Then, reduce the fraction to put it in simplest form. Check it out!
Looking for some practice converting fractions to percents? Then this tutorial was made for you! Follow along as this tutorial shows you how to convert a fraction to a percent.Take a look!
Converting decimals into percents is easier than you may think! To convert a decimal to a percent, just move the decimal point to places to the right and put a percent sign at the end! To see it done, check out this tutorial!
Taking a percent of a number? Trying to figure out the result? Use a percent proportion to solve! This tutorial will show you how!
Taking a percent of a number? Trying to figure out the result? Use a percent equation to solve! This tutorial will show you how!
If you're trying to find the percent of a number, it may be helpful to use compatible numbers to find an estimated answer. Follow along with this tutorial to see how to use compatible numbers to estimate the percent of a number!
Got a closed figure with three or more sides? Then you have a polygon! In this tutorial, you'll learn about the properties of a polygon, see the names of the most popular polygons, and learn how to identify polygons. Check it out!
Finding the area of a triangle? Know the length of the base and the height? Then just take those values and plug them into the formula for the area of a triangle and solve! This tutorial shows you how.
Looking for the area of a parallelogram? Got the length of the base and the height? Then plug those values into the formula for the area of a parallelogram and solve. This tutorial takes you through the process!
Want to find the area of a trapezoid? If you have the length of each base and the height, you can use them to find the area. In this tutorial, you'll see how to identify those values and plug them into the formula for the area of a trapezoid. Then see how to simplify to get your answer!
Want to find the height of a triangle? Already know the area and the length of the base? Then you can use the formula for the area of a triangle to find that missing measurement! Check out this tutorial to learn how!
Want to find the length of the base of a parallelogram? Already know the area and the height? Then you can use the formula for the area of a parallelogram to find that missing measurement! Check out this tutorial to learn how!
Want to find the height of a trapezoid? Already know the area and the length of both the bases? Then you can use the formula for the area of a trapezoid to find that missing measurement! Check out this tutorial to see how!
Composite figures are just a combination of simpler figures in disguise! In this tutorial, you'll see how to break down a composite figure into simpler figures. Then, see how to find the area of each of those individual figures to find the area of the entire composite figure. Watch the whole process in this tutorial!
Finding the volume of a rectangular prism isn't so bad, especially if you already know the length, width, and height. In this tutorial, you'll see how to use that information and the formula for the volume of a rectangular prism to get the answer. Check it out!
A net is a two-dimensional pattern of a three-dimensional solid. Did you know that there is some strategy involved in using a net to identify the three-dimensional solid it represents? In this tutorial, you'll see how to do just that! Check it out!
What does a 3D object look like from the side? Find out with this tutorial!
The term prism is a cool name for a special kind of three-dimensional solid. This tutorial defines the term prism and shows you how to name a prism using the shape of its bases. Check it out!
You've probably seen pictures of Egyptian pyramids, or maybe you've even seen them in person! Those pyramids mostly have either triangular or rectangular bases, but did you know that there are other types of pyramids? In this tutorial, you'll see what a three-dimensional solid needs to be called a pyramid. You'll also see how to name these pyramids, so take a look!
Understanding solids is a building block for finding their lateral area, surface area, and volume. In this tutorial, you'll see examples of solids and learn their different parts. Take a look!
Ever wonder what a box would look like if you unfolded and flatted it? That new picture would be called a net! This tutorial introduces you to nets, a two-dimensional version of a three-dimensional solid. Check it out!
When you fill a jar with marbles or fill a pool with water, you are taking up volume! In this tutorial, youÃ¢â‚¬â„¢ll be introduced to volume and learn what it really means. Take a look!
Did you know that the formula for the area of a triangle can be found by using the formula for the area of a parallelogram? In this tutorial, you'll see how it's done! Take a look!
Parallelograms and rectangles are pretty similar. In fact, you can turn a parallelogram into a rectangle to find the formula for the area of a parallelogram! Check out this tutorial to see how it's done!
Trying to figure out the formula for the area of a trapezoid? You could start by creating a parallelogram out of two trapezoids. Then, use the formula for the area of a parallelogram to figure out the formula for the area of one trapezoid. This tutorial shows you how!
To find the lateral and surface areas of a prism, itÃ¢â‚¬â„¢s important to know their formulas. In this tutorial, youÃ¢â‚¬â„¢ll learn about each of these formulas and see them used in an example. Check it out!
Numerical data looks at amounts or quantities. This popular type of data is used all the time, so it's important to know all about it! This tutorial looks at numerical data.