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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 ...

To solve this problem, we need to find the least common multiple to get at the common denominator. Can you help? We bet you can!

Practice adding fractions that have different denominators.

Sal adds fractions like 3/4 and 1/5. ... Next tutorial. Adding and subtracting mixed number with unlike denominators ... Adding fractions with unlike denominators.

## IXL - Add fractions with unlike denominators (5th grade math practice)

Fun math practice! Improve your skills with free problems in 'Add fractions with unlike denominators' and thousands of other practice lessons.

## How to Add and Subtract Fractions When the Denominators are ...

How to Add and Subtract Fractions When the Denominators are Different. This is a bit tricky, but you'll think it's easy once you get used to it! Let's try this: 1/2 + 1/3.

## IXL - Add and subtract fractions with unlike denominators (6th grade ...

Fun math practice! Improve your skills with free problems in 'Add and subtract fractions with unlike denominators' and thousands of other practice lessons.