3.2 x0.5x3.6怎样用简便方法

3.2 x0.5x3.6怎样用简便方法
2025-06-27 02:15:33
推荐回答(1个)
回答1:

3.2 x0.5x3.6

=0.5*16*0.2*3.6 将3.2拆分成16*0.2
=(0.5*16)*(0.2*3.6 ) 然后把0.5*1.6和0.2*3.6先算
=8*0.72
=5.76