Question

4.5x0.6 5.5x0.6简便计算？

简变计算要有过程谢谢

Answer 1

题目应该是4.5×0.6+5.5×0.6
利用乘法分配律进行简算。过程如下
4.5×0.6+5.5×0.6
=（4.5+5.5）×0.6
=10×0.6
=6

Answer 2

4.5×0.6+5.5×0.6
=0.6×(4.5+5.5)
=0.6×10
=6