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Uploaded by cheeven on Feb 9, 2007
真是神奇的乘法
Howto & Style
Standard YouTube License
哪裡神奇?
你自己想一下自己做直式乘法時是怎麼做的,他只是把我們背好的99乘法表換成點慢慢一個一個數而已呀!
影片最後的那個14為何要把1加到8那一位,用直式乘法去想就可以理解了。
48652298 1 year ago 8
it will be lot quicker to just calculate it in your head... also there's something called----------- calculator
teapot232 2 years ago 3
其实不神奇,分析一下就知道了。
wzf1020 5 months ago
KAI...98X89都點死人...
roy046301 7 months ago
不錯的算法
e79456123 7 months ago
whats this have to do with america?
JustSomeGuyOk 7 months ago
用倍的沒什麼好炫燿的 外國人背不起來? 長大才知道 原來像在背解答一樣 還沾沾自喜
RushRikishi 8 months ago
仲+復習
wengian0224 9 months ago
好不容易搞懂老外的邏輯 國小老師看到會吐血而以
asxdf254 10 months ago
= =
i dont get it
demi30430 1 year ago
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哪裡神奇?
你自己想一下自己做直式乘法時是怎麼做的,他只是把我們背好的99乘法表換成點慢慢一個一個數而已呀!
影片最後的那個14為何要把1加到8那一位,用直式乘法去想就可以理解了。
48652298 1 year ago 8
it will be lot quicker to just calculate it in your head... also there's something called----------- calculator
teapot232 2 years ago 3