當然是乘法口訣。按你說的+法也行,你要改成3+3=?
所有跟帖:
• 謝謝!你自己回答了上麵的問題! -方家胡同- ♂ (0 bytes) () 08/05/2019 postreply 15:02:05
• 所以什麽可改,什麽不可改要有前提:)) -pickshell- ♀ (0 bytes) () 08/05/2019 postreply 15:08:17
• 謝謝!你自己回答了上麵的問題! -方家胡同- ♂ (0 bytes) () 08/05/2019 postreply 15:02:05
• 所以什麽可改,什麽不可改要有前提:)) -pickshell- ♀ (0 bytes) () 08/05/2019 postreply 15:08:17
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