Question

Помогите плез) решите пример:
8 1/4 -12
_______ =
1,5* 2 1/3 *(16/25-1,89)

Answer 1

8 1/4-12=3 3/4
1.5*2 1/3=3/2*7/3=7/2=3.5
16/25-1.89=0.64-1.89=-1.25
3.5*(-1.25)=-4.375
3 3/4:(-4.375)=15/4*(-8/35)=-6/7

Answer 2

спс

Answer 3

пж