Adding and subtracting fractions
When adding and subtracting fractions with common denominator, remember you must only work with the numerator and the denominator stays the same.
![](http://www.math.com/school/subject1/images/S1U4L3GLs1.gif)
When adding and subtracting fractions with different denominators, remember you must rewrite the fractions with a their least common denominator. Example:
![](http://www.math.com/school/subject1/images/S1U4L3dp3.gif)
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