回複：回複：My daughter's 3rd grade math. Need help...

來源: jinjing 於 2010-01-17 21:02:07 [] [舊帖] [給我悄悄話] 閱讀數 : (43 bytes)
本帖於 2010-04-08 17:50:51 時間, 由版主 於德利 編輯
回答: My daughter's 3rd grade math. Need help... 由 JIAYANGGUIZI2 於 2010-01-17 18:40:17

72.It is too difficult for child.8!/(4!*4!)

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• 回複：回複：回複：My daughter's 3rd grade math. Need help... -jinjing- ♀ 給 jinjing 發送悄悄話 (22 bytes) () 01/17/2010 postreply 21:10:41

請您先登陸，再發跟帖！