Question

(6целых 2/11- 5целых 1/77)*(17/35+1целая 2/5)*(8целых 1/9-5целых 7/18)=?

Answer 1

(6 2/11-5 1/77)*(17/35+1 2/5)*(8 1/9-5 7/18)
1) 68/11-385/77=476-385/77=91/77=1,18
2) 17/35+7/5=17+49/35=66/35=1,8
3) 73/9-90/18=146-90/18=56/18=3,1
4) 1,18*1,8*3,1=6,6