1)35 17/42 - 4 6/35 = 35 85/210 - 4 36/210 = 31 49/210
2) 31 49/210 * 3 = 93 49/70
3)93,49/70 + 6,3 = 93,49/70 + 6 3/10 = 93 49/70 + 6 21/70 = 99 70/70 = 100
4)0,7 - 1/12 = 7/10 - 1/12 = 42/60 - 5/60 = 37/60
5)37/60 * 6 = 37/10 = 3,7
6)100 * 3,7 = 370
ответ:370