★帮我出十道数学题。谢谢!★

2025-01-01 10:21:15
推荐回答(2个)
回答1:

7142.85÷3.7÷2.7×1.7×0.7 (80+8)×25
=1930.5÷2.7×1.7×0.7 89+124+11+26+48
=715×1.7×0.7 25×125×40×84.147×8+8×53
=1215.5×0.7 875-147-23
=850.85 7300÷25÷4
8100÷4÷75
2356-(1356-721) 1235-(1780-1665)
75×27+19×25

回答2:

(62+8)×10