1 10 = 12 120 = 30-15-3 120 = 30 120 - 15 120 - 3 120 = 1 4 - 1 8 - 1 40 , 1 10 = 6 60 = 1+2+3 60 = 1 60 + 2 60 + 3 60 = 1 60 + 1 30 + 1 20 , 所以, 1 10 = 12 120 = 1 4 - 1 8 - 1 40 = 1 60 + 1 30 + 1 20 , 故答案为:4,8,40,60,30 20.