8.56-3.7+1.35-6.3 简便计算

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 18:56:19
8.56-3.7+1.35-6.3 简便计算

8.56-3.7+1.35-6.3 简便计算
8.56-3.7+1.35-6.3 简便计算

8.56-3.7+1.35-6.3 简便计算
8.56-3.7+1.35-6.3
=8.56+1.35-3.7-6.3
=8.56+1.34+0.01-10
=9.9+0.01-10
=-0.09

8.56-3.7+1.35-6.3=(8.56+1.35)-(3.7+6.3)=9.91-10=-0.09

8.56-3.7+1.35-6.3
=8.56+1.35-(3.7+6.3)
=9.91-10
=0.09

8.56+1.35-(3.7+6.3)=9.91-10