0.3*0.4=0.2*0.6是什交换律

0.3*0.4=0.2*0.6是什交换律
2024-11-23 12:35:28
推荐回答(1个)
回答1:

0.3*0.4=0.3*0.2*0.2
=0.3*0.2*0.2=0.2*0.6
是乘法的结合律