1%+3.75乘以80%除以4分之1用简便方法_数学解答

1%+3.75乘以80%除以4分之1用简便方法

人气：288 ℃　时间：2019-11-06 05:49:44

解答

1%+3.75乘以80%除以4分之1
=0.01+3.75乘以0.8乘以4
=0.01+(3.75乘以4)乘以0.8
=0.01+15乘以0.8
=0.01+12
=12.01