17 : ( 3/5 + 1/4 ) + ( 7/8 - 1/4 ) * (4/5)2

Question

17 : ( 3/5 + 1/4 ) + ( 7/8 - 1/4 ) * (4/5)2

Answer 1

1. 6/20+5/20=11/20
2.7/8-2/8=5/8
3.17: 11/20=340/11
4.(4/5)2= 16/25
5.5/8*16/25=2/5
6.340/11+2/5