2.4×105 36.79×99+36.79 简便计算

分类: 作业答案 • 2021-12-28 16:03:21

问题描述：

答

2.4×105
= 2.4x100+2.4x5
=240+12
=252
36.79×99+36.79
= 36.79x(99+1)
=36.79x100
=3679
.