Question

How do you subtract fractions with different denominators?

Answer 1

How to Add and Subtract Fractions With Unlike Denominators - Finishing the Problem

Change the first fraction to use the common denominator.

Do the same for the second fraction.

Add or subtract the numerators of the fractions to get the answer.

Convert improper fractions into a mixed number.

Simplify the fraction.

Answer 2

you would first want to find the common denominator which would consist of what number is a multiple of both . if the numbers are to high find least common denominator, if they are too low find a higher common denominator . whatever you did to the top make sure you do it to the bottom