(1/12+1 целая 3/8)* 3целых 6/7

1) 1/12+1 целая 3/8=1/12+11/8=(2*1+3*11)/24=35/24.2) 35/24*3 целых 6/7=35/24*27/7=35*27/(24*7)=945/168=5 105/168.Ответ: 5 105/168.

(1/12+11/8)*27/7=((2+33)/24)*27/7=35*27/24*7=945/168=5 целых 5/8