Rational Numbers

More Specific Topics in Rational Numbers

Popular Tutorials in Rational Numbers

How Do You Solve a Two-Step Equation by Multiplying by a Reciprocal?

Trying to solve an equation involving a fraction? Just multiply the fraction away by multiplying by the reciprocal and then perform the order of operations in reverse! See how in this tutorial.
How Do You Solve a Two-Step Equation by Distributing a Fraction First?

Trying to solve an equation for a variable? Are grouping symbols in the way? Watch this tutorial to figure out how remove the grouping symbols and solve the equation!
What are Multiplicative Inverses?

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.
How Do You Do Long Division with Decimals?

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!
How Do You Subtract Fractions with Different Denominators?

Subtracting fractions with unlike denominators doesn't have to be a nightmare. Just find a common denominator and everything calms down! See how to keep your fraction subtraction calm with this tutorial.
How Do You Subtract Fractions with the Same Denominator?

Subtracting fractions with like denominators? Just subtract the numerators and put the result over the common denominator! To see this process in action, check out this tutorial!
How Do You Turn a Mixed Fraction Into an Improper Fraction?

Working with mixed fractions in equations can be tough, but things get easier if you convert them into improper fractions first. Once you learn this skill, you'll find yourself using it all the time, so take look at how to convert a mixed fraction to an improper fraction.
How Do You Multiply Fractions?

Working with fractions can be intimidating, but if you arm yourself with the right tools, you'll find that working with fractions is no harder than working with basic numbers. In this tutorial you'll see the process for multiplying 3 very simple fractions. Enjoy!
How Do You Add Fractions with Different Denominators?

Trying to add fractions with unlike denominators? You're going to need a common denominator first! Follow along with this tutorial and see what you need to do to add these fractions together.
How Do You Multiply a Whole Number by a Fraction?

Multiplying a whole number and a fraction can be confusing, but this tutorial helps to sort things out. Check it out!
How Do You Add Fractions with the Same Denominator?

While adding fractions can be hard, adding fractions with the same denominator is just as easy as adding numbers. That's why when you add fractions you first get all of them to have the same denominator, and then add them up. In this tutorial you get to see just how easy it is to add up fractions once they have the same denominator!
What's a Rational Number?

There are lots of different kind of numbers that you should know about, and that includes rational numbers. Check out the tutorial!
What's the Reciprocal Rule of Division?

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!
What's a Reciprocal?

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.
How Do You Turn an Improper Fraction Into a Mixed Fraction?

In math, it's often important to change a fraction from one type to another. It can help you work with the fraction in an equation or help make more sense of an answer. This tutorial shows you how to convert an improper fraction to a mixed fraction.
How Do You Subtract Decimals?

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!
How Do You Add Decimals?

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!
How Do You Multiply Decimals?

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!
What are Trailing Zeros?

Ever wondered about the zeros that come at the end of a decimal number? What are those things anyway? Do they actually matter in terms of the value of the number? Watch the tutorial and see for yourself :)
How Do You Solve a Word Problem Using an Equation Where You're Multiplying Fractions?

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!
How Do You Solve an Equation Where You're Multiplying Fractions?

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!
How Do You Solve a Word Problem Using a Two-Step Equation with Decimals?

Word problems are a great way to see math in the real world. In this tutorial, you'll see how to translate a word problem into a mathematical equation. Then you'll see how to solve that equation and check your answer!
How Do You Solve a Two-Step Equation with Fractions by Multiplying Away the Fraction?

Trying to solve an equation involving a fraction? Just multiply the fraction away and then perform the order of operations in reverse! See how in this tutorial.
How Do You Solve a Two-Step Equation with Fractions Using Reverse Order of Operations and Reciprocals?

Trying to solve an equation involving a fraction? Just perform the order of operations in reverse! See how in this tutorial.
How Do You Solve an Inequality Word Problem Where You're Multiplying Positive Fractions?

This tutorial provides a great real world application of math. See how to turn a word problem into an inequality. Then solve the inequality by performing the order of operations in reverse. Don't forget that if you multiply or divide by a negative number, you MUST flip the sign of the inequality! That's one of the big differences between solving equalities and solving inequalities.
How Do You Solve an Inequality Where You're Multiplying Positive Fractions?

Solving an inequality for a variable? Just perform the order of operations in reverse! Don't forget that if you multiply or divide by a negative number, you MUST flip the sign of the inequality! That's one of the big differences between solving equalities and solving inequalities.
How Do You Solve an Inequality Word Problem Where You're Multiplying Negative Fractions?

This tutorial provides a great real world application of math. See how to turn a word problem into an inequality. Then solve the inequality by performing the order of operations in reverse. Don't forget that if you multiply or divide by a negative number, you MUST flip the sign of the inequality! That's one of the big differences between solving equalities and solving inequalities.
How Do You Solve an Inequality Where You're Multiplying Negative Fractions?

Solving an inequality for a variable? Just perform the order of operations in reverse! Don't forget that if you multiply or divide by a negative number, you MUST flip the sign of the inequality! That's one of the big differences between solving equalities and solving inequalities.
How Do You Compare Two Decimals Using a Number Line?

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.
How Do You Use Front-End Estimation to Estimate a Sum of Several 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!
How Do You Order Fractions and Decimals From Greatest to Least?

If you want to compare different types of numbers, start by converting all of them to one type of number! This tutorial shows you an example of this involving fractions and decimals!
How Do You Add Two Fractions with the Same Denominator?

If you want to add fractions together, first make sure the fractions have the same denominator. If they do, then just add to numerators together to get the sum of the fractions! Follow along with this tutorial to see this process step-by-step.
How Do You Subtract Two Fractions with the Same Denominator?

To subtract fractions with the same denominators, just subtract the numerators! Follow along with this tutorial to see an example of subtracting fraction with the same denominators.
How Do You Add Two Fractions with Different Denominators?

If you're adding fractions with unlike denominators, you first need to get those denominators to be the same! This tutorial shows you how to write fractions so they have common denominators and then shows you how to add those fractions together.
How Do You Subtract Two Fractions with Different Denominators?

In order to subtract fractions, they must have the same denominators. To get the same denominators, you can find equivalent fractions! This tutorial shows you how to subtract fractions with unlike denominators.
How Do You Solve an Equation With Fractions With The Same Denominators Using Subtraction?

Looking for practice solving equations containing fractions? Then check out this tutorial! Follow along and see how to subtract fractions with common denominators in order to solve an equation for a variable.
How Do You Solve an Equation With Fractions With The Same Denominators Using Addition?

Looking for practice solving equations containing fractions? Then check out this tutorial! Follow along and see how to add fractions with common denominators in order to solve an equation for a variable.
How Do You Solve an Equation With Fractions With Different Denominators Using Subtraction?

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!
How Do You Solve an Equation With Fractions With Different Denominators Using Addition?

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!
How Do You Solve a Decimal Equation Using Subtraction?

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!
How Do You Solve a Decimal Equation Using Addition?

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!
How Do You Divide a Decimal by a Decimal?

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!
How Do You Solve a Decimal Equation Using Division?

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!
How Do You Solve a Decimal Equation Using Multiplication?

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!
How Do You Solve a Decimal Inequality Using Subtraction?

To solve an inequality containing decimals for a variable, focus on isolating that variable on one side of the inequality. In this tutorial, you'll see how to subtract decimals in order to isolate the variable and find the answer to the inequality!
How Do You Solve a Decimal Inequality Using Addition?

To solve an inequality containing decimals for a variable, focus on isolating that variable on one side of the inequality. In this tutorial, you'll see how to add decimals in order to isolate the variable and find the answer to the inequality!
How Do You Solve a Decimal Inequality Using Division?

To solve an inequality containing decimals for a variable, focus on isolating that variable on one side of the inequality. In this tutorial, you'll see how to divide decimals in order to isolate the variable and find the answer to the inequality. Just be sure to follow the division property of inequality!
How Do You Solve an Inequality By Subtracting Fractions?

To solve an inequality containing fractions, focus on isolating the variable on one side of the inequality. In this tutorial, you'll see how to subtract fractions with unlike denominators in order to isolate the variable and find the answer to the inequality!
How Do You Solve an Inequality By Adding Fractions?

To solve an inequality containing fractions, focus on isolating the variable on one side of the inequality. In this tutorial, you'll see how to add fractions with unlike denominators in order to isolate the variable and find the answer to the inequality!
How Do You Solve a Decimal Inequality Using Division with Negative Numbers?

To solve an inequality containing decimals for a variable, focus on isolating that variable on one side of the inequality. In this tutorial, you'll see how to divide decimals in order to isolate the variable and find the answer to the inequality. Just be sure to follow the division property of inequality!
How Do You Add Mixed Fractions with the Same Denominator?

Adding mixed fractions? If they have common denominators, then you can add the whole numbers and fractions separately. In this tutorial, take a look at adding together mixed fractions!
How Do You Subtract Mixed Fractions with the Same Denominator?

Subtracting mixed fractions? If they have common denominators, then you can subtract the whole numbers and fractions separately. In this tutorial, take a look at subtracting mixed fractions!
How Do You Add Mixed Fractions with the Same Denominator by Converting to Improper Fractions?

Adding mixed fractions? You could first convert each to an improper fraction. If they have common denominators, then you could add the fractions together, simplify, and convert the answer back to a mixed fraction. In this tutorial, take a look at adding together mixed fractions!
How Do You Add Mixed Fractions with Different Denominators by Converting to Improper Fractions?

Adding mixed fractions? You could first convert each to an improper fraction. If they don't have common denominators, then find a common denominator and use it to rewrite each fraction. Then, add the fractions together and simplify. In this tutorial, take a look at adding together mixed fractions with unlike denominators!
How Do You Subtract Mixed Fractions with Different Denominators by Regrouping?

Subtracting mixed fractions with unlike denominators? You could first find a common denominator and use it to rewrite each fraction. Then, subtract the whole numbers and fractions separately. In this tutorial, take a look at subtracting mixed fractions with unlike denominators!
How Do You Subtract Mixed Fractions with Different Denominators by Converting to Improper Fractions?

Subtracting mixed fractions? You could first convert each to an improper fraction. If they don't have common denominators, then find a common denominator and use it to rewrite each fraction. Then, subtract the fractions and simplify. In this tutorial, take a look at subtracting mixed fractions with unlike denominators!
How Do You Multiply Mixed Numbers?

To multiply mixed fractions together, you could first convert each to an improper fraction. Then, multiply the fractions together, simplify, and convert your answer back to a mixed fraction. This tutorial will show you how!
How Do You Divide Fractions?

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!
How Do You Divide Mixed Numbers?

To divide mixed fractions, you could first convert each to an improper fraction. Then, switch to a multiplication problem by multiply by the reciprocal of the divisor. Simplify and convert your answer back to a mixed fraction to get your answer! This tutorial will show you how!
How Do You Round a Decimal to a Given Place Value?

Sometimes, decimals are so long that you need a way to estimate the value of the decimal. Other times, you may only need a certain amount of exactness to get your answer. This is where rounding decimals to a chosen place can be very helpful! Watch this tutorial to learn how to round a decimal to a chosen place.
How Do You Turn a Fraction Into a Terminating Decimal?

Did you know that a fraction just represents a division? To turn a fraction into a decimal, divide the numerator by the denominator. In this tutorial, see how to convert a fraction into the terminating decimal it represents.
How Do You Turn a Terminating Decimal Into a Fraction?

If you have a terminating decimal, you can rewrite it as a fraction! Check out this tutorial to learn how to convert a terminating decimal into a fraction.
How Do You Turn a Fraction Into a Repeating Decimal?

Did you know that a fraction just represents a division? To turn a fraction into a decimal, divide the numerator by the denominator. In this tutorial, see how to convert a fraction into the repeating decimal it represents.
How Do You Compare Fractions by Converting to Decimals?

Comparing fractions with unlike denominators? You could convert each fraction to a decimal and compare the decimals on a number line. Check out this tutorial to see how you can compare fractions with unlike denominators!
How Do You Put Fractions and Decimals in Order?

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!
How Do You Estimate a Quotient Using Compatible Numbers?

Sometimes you don't need to find an exact answer to a problem, and an approximation will work just fine. In this tutorial, see how to estimate the quotient of a division problem by first finding compatible numbers. Take a look!
How Do You Turn a Repeating Decimal Into a Fraction?

If you have a repeating decimal, you can rewrite it as a fraction! Check out this tutorial to learn how to convert a repeating decimal into a fraction.
How Do You Turn an Integer Into a Fraction?

Any integer can be written as a fraction! Just put that integer as the numerator of a fraction with a denominator of 1. Watch this tutorial to see how it's done!
What is Place Value?

Did you know numbers have place values? This tutorial introduces you to the term place value and shows you some of the most seen place values. Take a look!
What is a Terminating Decimal?

A terminating decimal is a decimal that ends. It's a decimal with a finite number of digits. Did you know that all terminating decimals can be rewritten as fractions? Watch this tutorial to learn about terminating decimals and see some examples!
What is a Repeating Decimal?

A repeating decimal is a decimal that has a digit, or a block of digits, that repeat over and over and over again without ever ending. Did you know that all repeating decimals can be rewritten as fractions? To make these kinds of decimals easier to write, there's a special notation you can use! Learn about repeating decimals in this tutorial.