Question

1 1/4+5/12*(1/3*2 1/2- 7/8) решите пожалуйста

Answer 1

11/4+5/12×(1/3×2 1/2 - 7/8)=2,7
1/3×2 1/2= 1/3×5/2=5/6
5/6 - 7/8=20/24-21/24= -1/24
5/12×(-1/24)= - 5/288
11/4+(-5/288)=792/288-5/288=787/288=
=2,7