Question

4/5÷0,8 ×(-1,25)÷(0,64-1/25)-1,2×(-0,5)

Answer 1

1) 0,64-1/25=64/100-1/25=16/25-1/25=15/25=3/5
2) 4/5:0,8=4/5:4/5=1
3) 1*(-1,25)=-1,25
4) -1,25:3/5=-1 1/4*5/3=-5/4*5/3=-25/12
5) 1,2*(-0,5)=-0,6=-3/5
6) -25/12-(-3/5)=-25/12+3/5=-125/60+36/60=-89/60=-1 29/60