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No Plagiarism!EllqOxkQKF3EJLJwt2U5posted on PENANA
上面這招雖然不一定比較快,但卻比較順,原先寫直式,還要進位退位容易出錯。現在直接兩數各自加或減相同的數字8964 copyright protection159PENANA9qVWiq1Mmo 維尼
記住,只有減法能用這招!!!8964 copyright protection159PENANAm15OajFi20 維尼
解釋一下:因為x25=x100÷4,所以之後只要加00再除4即可。8964 copyright protection159PENANAcULctIylwA 維尼
同理/25也是相同道理:/25=x4÷100,所以之後只要乘4在將小數點左移兩位即可。8964 copyright protection159PENANA2su5JLd4IC 維尼
接著來看看0.258964 copyright protection159PENANA4LU458zDsl 維尼
8964 copyright protection159PENANAHTV4FUemO4 維尼
x0.25=x25÷100=÷48964 copyright protection159PENANAhF7ILNgKKa 維尼
÷0.25=x100÷25=x48964 copyright protection159PENANARLQ0E7QAnw 維尼
照上述方式操作即可:至於為何axb%=bxa%在後方會證明8964 copyright protection159PENANARLcHHv3Rvz 維尼
最後來練習幾題看看:
8964 copyright protection159PENANAgifzFsVj3X 維尼
答案在下方8964 copyright protection159PENANAagJ1zUZJy1 維尼
163Please respect copyright.PENANATNpARGCJn7
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163Please respect copyright.PENANAQpP0oue2ZH
8964 copyright protection159PENANAonA1AgPZ8Z 維尼
163Please respect copyright.PENANAyfxY8DbSxW
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你答對了嗎?若有不清楚的地方歡迎在留言區詢問8964 copyright protection159PENANAAlioQNQ6zn 維尼
證明時間:8964 copyright protection159PENANAMcz3ARl44F 維尼
163Please respect copyright.PENANAsjYFrfukea
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最後總複習一下:8964 copyright protection159PENANAXPfYAusqiO 維尼
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OK今天學玩了幾個偷吃步的技巧,下次見!!!8964 copyright protection159PENANACVmOlx46bF 維尼
216.73.216.210
ns216.73.216.210da2