2.05减0.81除2.7乘4.5用简便算法怎么算

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 09:18:31

2.05减0.81除2.7乘4.5用简便算法怎么算
2.05减0.81除2.7乘4.5用简便算法怎么算

2.05减0.81除2.7乘4.5用简便算法怎么算
2.05-0.81/2.7*4.5 =2.05-0.3*4.5
=2.05-1.35
=0.7

5-(2.7/0.81)*4.5 = -10

5-(2.7/0.81)*4.5 = -10