3.84乘9.6+0.96乘61.6简便算法

分类: 作业答案 • 2022-01-02 13:25:52

问题描述：

答

3.84乘9.6+0.96乘61.6
3.84x9.6+0.96x61.6
=38.4x0.96+0.96x61.6
=0.96x(38.4+61.6)
=0.96x100
=96

答

3.84乘9.6+0.96乘61.6
=3.84*9.6*9.6*6.16
=9.6*（3.84+6.16）
=9.6*10
=96