Question

Помогите!
1) (-9,8+25,06):(-0,1)
2) (-3,45)*8,06-22,83
3) 75,6:1,5-[(2,48+1/8 - 2,48 + 0,125) : 1/4 -4/7]*23 1/3 *(1/2-0,026)

Answer 1

1)-152,6 .............