3/8-2/11+5/8-9/11简算

3/8-2/11+5/8-9/11简算
3/8-2/11+5/8-9/11简算

3/8-2/11+5/8-9/11简算
3/8-2/11+5/8-9/11
=(3/8+5/8)-(2/11+9/11)
=1-1
=0
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3/8-2/11+5/8-9/11
=(3/8+5/8)-(2/11+9/11)
=1-1
=0

如果帮到你，请记得采纳，O(∩_∩)O谢谢

零，这都已经够简了