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To add or subtract fractions, they must have the same denominator. If they do not, make the least common multiple of all of the denominators the new denominator. After adding or subtracting, reduce your answer.
When giving the fractions like denominators, whatever number you multiply the old denominator of a fraction by, you must also multiply it by the numerator.

## How to add fractions that have different denominators | Addition and ...

How to add fractions that have different denominators. AboutTranscript. To solve this problem, we need to find the least common multiple to get at the common ...

Practice adding fractions that have different denominators.

## Adding Fractions - Math is Fun

There are 3 Simple Steps to add fractions: Step 1: Make sure the bottom numbers (the denominators) are the same; Step 2: Add the top numbers (the ...

## How to Add and Subtract Fractions When the ... - Cool Math

This prealgebra lesson explains how to add and subtract fractions when the denominators are different.

## Adding Fractions - Help With Fractions

Nov 29, 2015 ... Adding fractions is fun. Learn the rules for how to add fractions.

## Adding Fractions With Different Denominators - Help With Fractions

Nov 3, 2014 ... You have already seen how easy adding fractions with the same or like denominators can be. You simply add the numerators and keep the ...