Question

помогите пжжжжжжж умаляю

Answer 1

1)=-1/4-3 1/2=-1/4-3 2/4=-3 3/4

2)=-9 1/4-3/4=-10

3)=-5 3/5

4)=-32 9/20

5)=-16 8/25-7 3/10=-16 16/50-7 15/50=

-23 31/50

6)=-5 4/5-17 3/4=-5 16/20-17 15/20

=-22 33/20=-23 13/20

7)=-4 3/4-3 9/20=-4 15/20-3 9/20=

-7 24/20=-8 1/5

8)=-2 3/5-9 2/5=-12