问题 解答题
用竖式计算
6.23+3.09=132.4-59.8=6.62×0.84=2.07÷0.023=
答案

6.23+3.09=9.32,

6.23

+3.09
9.32

132.4-59.8=72.6;

132.4

-59.8
72.6

6.62×0.84=5.5608;

6.62

×0.84
2648

5296
5.5608

2.07÷0.023=90;

单项选择题
单项选择题