Question

4.75×99+4.75的简便计算？

Answer 1

4.75＊99+4.75
=4.75＊99+4.75＊1
=4.75（99+1）
=4.75＊100
=475

Answer 2

4.75*99+4.75
=4.75*（99+1）
=4.75*100
=475

Answer 3

4.75x99+4.75
=4.75x99+4.75x1
=4.75x（99+1）
=4.75x100
=475

Answer 4

4.75×99+4.75
=4.75×99+.75×1
接下来可以用乘法分配律
=4.75×（99+1）
=4.75×100
=475

Answer 5

4.75（99+1）=4.75*100=475。