Question

Вычислите: 4) (3/4-1/7/8):3/4+
3/1/9*3/7=
Помогите пж

Answer 1

1. 2. 4. 3

(3/4-1/7/8):3/4+3/1/9•3/7= -1/6

1) 3/4-1/7/8=6/8-1/7/8= - 1/1/8

2) -1/1/8:3/4=-9/8:3/4=-9/8:4/3= -3/2

3) 3/1/9•3/7=28/9•3/7=84/63=28/21=4/3

4) -3/2+4/3= -9/6+8/6= -1/6