Adding and Subtracting Fractions

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How Do You Find a Common Denominator and a Least Common Denominator?

This tutorial gives you some practice finding a common denominator and the least common denominator of three fractions. There's only one least common denominator, but there are many common denominators. This tutorial gives you one. Can you find another?
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 Add Three 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!
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 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 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!