Question

Express each difference as a mixed number

3 1/4 _ 1 7/8

Answer 1

well 3 1/4= 13/4 and 1 7/8= 15/8. then your denominators have to be the same. 2*13/4= 26/8-15/8= 11/8. as a mixed number 11/8= 1 3/8

Answer 2

it will be 7 3/4 -2 1/8 and it will be 5 5/8