(15 3/14+7 4/35)*1 1/9-(2 1/6+1/8)*2 2/11

Question

(15 3/14+7 4/35)*1 1/9-(2 1/6+1/8)*2 2/11

Answer 1

1) 15 3/14+7 4/35=15 15/70+7 8/70= 22 23/70
2) 2 1/6+ 1/8= 2 4/24+ 3/24= 2 7/24
3) 22 23/70•1 1/9= 1563/70• 10/9= 521/21
4) 2 7/24•2 2/11=55/24•24/11=5
5) 521/21-5= 521/21-4 21/21= -4 500/21= -27 17/21