Question

8 целых 5/7 -(3,15-1целая 2/7)+4,25

Answer 1

1)3 15100-1 27=3 320-1 27=2+(3*7140-2*20140)=2-19140=1 121140
2)8 57-1 121140=7+(5*20140-121140)=7-21140=6 119140
3)6 119140+4 25100=6 119140+4 14=10+(119140-35140)=10 84140=    =10 35