简便计算:0.1÷0.02+0.45×0.01

2024-12-20 00:46:35
推荐回答(1个)
回答1:

0.1÷0.02+0.45×0.01
可以看作0.1÷1/50+0.0045
0.1×50+0.0045
5+0.0045
=5.0045