(-3.8+2целых 1/3)×(-1 целая7/8)+4целых1/6÷(-1целая2/3)

Question

(-3.8+2целых 1/3)×(-1 целая7/8)+4целых1/6÷(-1целая2/3)

Answer 1

-3,8+2 1/3=-3 4/5+2 1/3=-3 12/15+

2 5/15=-1 7/15

-1 7/15*(-1 7/8)=-22/15*(-15/8)=2 3/4

4 1/6:(-1 2/3)=25/6*(-3/5)=-5/2=-2 1/2

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