Question

0,48*17=81,6.
3/7*(-0,49)=2,1
4/3*7/5*1,1=13/14

Answer 1

0.48•17=8.16 3:7•(-049)=2.1 3:7=0.42857143•0.49=0.21 4:3•7:5•1.1=13/14