Question

Помогите!!! (0,4-3/20)*6 2/3-1,75:(-7 7/8)

Answer 1

1)0,4-3/20=4/10-3/20=8-3/20=5/20=1/4
2)1/4×6 2/3=1/4×20/3=5/3=1 2/3
3)1,75÷(-7 7/8)=-175/100×8/63=2/9
4)1 2/3+2/9=1 6/9+2/9=1 8/9