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2 9999 +19999 = = (8/9+1又3/7+6/11)除以(3/11+5/7+4/
2
9999 +19999
=
=
(8/9+1又3/7+6/11)除以(3/11+5/7+4/9
=
=
越简便越好
人气:341 ℃ 时间:2019-10-19 05:57:28
解答
10000+20000—2=29998
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