1.25×2.4的简便计算

2025-04-13 08:43:31
推荐回答(3个)
回答1:

1.25×2.4
=1.25×8×0.3
=10×0.3
=3

回答2:

1.25x2.4
=1.25x(4x0.6)
=1.25x4x0.6
=5x0.6
=3

回答3:

1.25*8*0.3=3