Question

7 1/2•(-1/5)+(-1 2/3)•(-9/10)-17 29/30

Answer 1

1) 7 1/2*(-1/5)=-15/2*1/5=-3/2 2) -1 2/3*(-9/10)=5/3*9/10=3/2 3) -3/2+3/2=0 4)0--17 29/30=-17 29/30

Answer 2

15/2*(-1/5)+(-5/3)*(-9/10)-17  29/30=-3/2+3/2-17 29/30= -17 29/30