Question

Помогите!!! Задание на фото!

Answer 1

1 7/8*(-1 7/9)=15/8*(-16/9)= -10/3= -3 1/3

4 2/9*(-3/8)=38/9*(-3/8)= -19/12= -1 7/12

-3 1/3-(-1 7/12)= -10/3+19/12= -40/12+19/12= -21/12= -7/4= -1 3/4