Answer :
Find the Least Common Denominator Then Find the equivalent fractions. Then Add or subtract the fractions and add or subtract the whole numbers.Then Write your answer in lowest terms.
![View image kellykayley](https://us-static.z-dn.net/files/d43/538495bd368ed3ea2d8c6041a8d628a0.gif)
for addition you use this ex= 3 4/5 +1 1/4= 4 13/20 and subtraction for that = 2 3/20