幼稚園數學
解釋給我家佣人聽
2 + 3 = 5 <=> 5 - 3 = 2, 5 - 2 = 3
我說加的導數就是減
不知道該如何解釋~~~
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推
05/08 15:49, , 1F
05/08 15:49, 1F
推
05/08 15:51, , 2F
05/08 15:51, 2F
→
05/08 15:53, , 3F
05/08 15:53, 3F
推
05/08 18:01, , 4F
05/08 18:01, 4F
推
05/08 23:44, , 5F
05/08 23:44, 5F
→
05/09 00:46, , 6F
05/09 00:46, 6F
推
05/09 03:37, , 7F
05/09 03:37, 7F
→
05/09 08:18, , 8F
05/09 08:18, 8F
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