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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.


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.


Convert 1/9 to 8/72. You may ask how you do it? I multiplied 8 to both the denominator and numerator. Convert 7/8 to 63/72 by multiplying by 9. It's the least ...

Sep 21, 2011 ... Add Fractions! Printable worksheet here: https://docs.google.com/document/d/17t -zMu-Y23tlErj9vzD7KKITwLHNyyuCVdXkdZdxgtI/edit This ...


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.


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


Nov 3, 2014 ... Master this simple trick for adding fractions with different or unlike denominators.


There are 3 Simple Steps to add fractions: ... Add the top numbers and put the answer over the same denominator: ... Step 1: The bottom numbers are different.


In this lesson you will learn how to add and subtract fractions with unlike denominators.