2.64+8.67+1.33-1.64 怎么简便计算?

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2.64+8.67+1.33-1.64怎么简便计算?2.64+8.67+1.33-1.64怎么简便计算?2.64+8.67+1.33-1.64怎么简便计算?2.64+8.67+1.33-1.64=2.

2.64+8.67+1.33-1.64 怎么简便计算?
2.64+8.67+1.33-1.64 怎么简便计算?

2.64+8.67+1.33-1.64 怎么简便计算?
2.64+8.67+1.33-1.64
=2.64-1.64+8.67+1.33
=1+10
=11

=(2.64-1.64)+(8.67+1.33)
=1+10
=11

8.67+1.33+2.64-1.64=10+1=11.