0.94x2.5+0.094x75 用简便算法?

2025-03-13 07:02:13
推荐回答(2个)
回答1:

0.94x2.5+0.094x75 =0.94x(2.5+7.5)=0.94x10=9.4

回答2:

0.94×(2.5+74)