1) (1,8+6,24)×(1-0,4) 2) 3,5×(6,4-5,9)+10,8

Question

1) (1,8+6,24)×(1-0,4) 2) 3,5×(6,4-5,9)+10,8

Answer 1

1)(1.8+6.24)*(1-0.4)=8.04*0.6=4.824
2)3.5*(6.4-5.9)+10.8=3.5*0.5+10.8=1.75+10.8=12.55