Question

Can someone help me & my 7th grader w problem?

Answer 1

15/8 = 75/40
2/5 = 16/40
7/8 = 35/40

75/40 + 16/40 - 35/40=
40/40 + 16/40 = 56/40

your answer is 1 16/40

simplest form: 1 2/5


hope this helps