2.5×0.9×0.4简便计算

2025-04-04 01:49:05
推荐回答(2个)
回答1:

等于2. 5*0. 4*0. 9
等于1*0. 9
等于0. 9

回答2:

2.5X0.4X0.9
=1X0.9
=0.9