# Ratios, Proportions, and Percent

### Popular Tutorials in Ratios, Proportions, and Percent

#### How Do You Convert a Rate To A Unit Rate?

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.

#### What are Rates and Unit Rates?

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!).

#### What is a Scale Drawing?

Without a blueprint, it would be really hard to construct a building. Without a road map, you'd be lost! Scale drawings make it easy to see large things, like buildings and roads, on paper. Even a GPS uses scale drawings! Check out this tutorial to learn all about scale drawings.

#### How Do You Solve a Word Problem Using a Percent Proportion?

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!

#### How Do You Use a Proportion to Find a Percent of a Number?

Taking a percent of a number? Trying to figure out the result? Use a percent proportion to solve! This tutorial will show you how!

#### What's a Percent?

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!

#### How Do You Turn a Percent into a Decimal?

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!

#### How Do You Set Up a Percent Proportion from a Word Problem?

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!

#### How Do You Use an Equation to Find a Percent of a Number?

Taking a percent of a number? Trying to figure out the result? Convert the percent to a decimal and multiply it by the number! This tutorial will show you how!

#### How Do You Solve a Proportion Using Cross Products?

Want to solve a percent proportion? Just use the means extremes property of proportions to cross multiply! Solve for the variable, and you have your answer! Learn how with this tutorial.

#### How Do You Use a Proportion to Find What Percent a Part is of a Whole?

A part is some percent of a whole. Trying to calculate the percent? Use a percent proportion to solve! This tutorial will show you how!

#### What's a Percent Proportion?

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 :)

#### What's a Proportion?

The idea of proportions is that a ratio can be written in many ways and still be equal to the same value. That's why proportions are actually equations with equal ratios. This is a bit of a tricky definition, so make sure to watch the tutorial!

#### What's the Means-Extremes Property of Proportions?

The means-extremes property of proportions allows you to cross multiply, taking the product of the means and setting them equal to the product of the extremes. This property comes in handy when you're trying to solve a proportion. Watch this tutorial to learn more!

#### What's a Ratio?

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!

#### How Do You Solve a Word Problem Using a Proportion?

This tutorial provides a great real world application of math. You'll see how to use the scale from a blueprint of a house to help find the actual height of the house. This tutorial shows you how to use a proportion to solve!

#### How Do You Figure Out a Tip?

If you need to leave a tip at a restaurant, you can quickly estimate the amount in your head! This tutorial shows you how to use estimation and mental math to estimate a tip!

#### How Do You Find Equivalent Ratios by Making a Table?

To master equivalent ratios, you need to practice. Follow along with this tutorial to practice filling in a table with equivalent ratios.

#### How Do You Use a Table of Equivalent Ratios to Predict a Value?

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.

#### How Do You Write Ratios From a Table?

This tutorial goes through the steps of creating ratios from a table of values! Follow along to see how the ratios are made!

#### How Do You Write a Ratio in Simplest Form?

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!

#### How Do You Estimate a Sale Price?

Sales are great, but how much are you really saving? This tutorial shows you how to estimate the sales price of an item.

#### How Do You Estimate a Percent?

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!

#### How Do You Figure Out a Percent From a Part to Part Ratio?

Word problems and percents can be a fun combination! This tutorial shows you how to find the percent of something in a basket using ratios!

#### How Do You Figure Out a Percent From a Part to Whole Ratio?

If you want to find a percent in a word problem, you may be able to use a ratio to help you! This tutorial shows you how to do exactly that!

#### How Do You Use Mental Math to Estimate a Percent?

Mental math is a powerful tool! See how to use mental math in this tutorial to estimate a percent!

#### How Do You Find Equivalent Ratios?

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!

#### How Do You Write a Ratio From a Word Problem?

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!

#### How Do You Use Unit Rates to Compare Rates?

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!

#### How Do You Figure Out What Size a Model Should Be if You Have a Scale?

Before tall sky scrapers are build, a scale model of the building is made, but how does the architect know what size the model should be? Follow along with this tutorial to find out!

#### What are Equivalent Ratios?

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.

#### What is a Scale?

In math, the term scale is used to represent the relationship between a measurement on a model and the corresponding measurement on the actual object. Without scales, maps and blueprints would be pretty useless. Check out this tutorial and learn about scale factor!

#### How Do You Put Fractions, Decimals, and Percents 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 Turn a Percent Into a Fraction?

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!

#### How Do You Turn a Fraction Into a Percent?

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!

#### How Do You Turn a Decimal into a Percent?

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!

#### How Do You Use a Proportion to Find a Whole?

Taking a percent of a number? Trying to figure out the result? Use a percent proportion to solve! This tutorial will show you how!

#### How Do You Use an Equation to Find a Whole?

Taking a percent of a number? Trying to figure out the result? Use a percent equation to solve! This tutorial will show you how!

#### How Do You Find Percents Mentally Using Fractions?

Some fractions are seen so often in math that it can be helpful to know the percent that goes with it. This tutorial shows you some common percent-fraction relationships!

#### How Do You Use Compatible Numbers to Estimate a Part of a Whole?

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!