计算下面各题,怎样简便就怎样算。0.04×39+0.04?

2025-04-29 08:45:24
推荐回答(2个)
回答1:

0.04×39+0.04
=0.04×(39+1)
=0.04×40
=1.6

回答2:

=0.04×(39+1)
=0.04×40
=1.6