數學功課唔識 - Please!

2007-05-11 6:05 am

小明計算一道除法，大意的他將被除數96寫成69。結果他計得的商是6，餘數是3。
問正確的商應是多少？

回答 (9)

2007-05-11 6:13 am

✔ 最佳答案

設原來的除數是x

69 = 6x+3
66 = 6x
11 = x

之後,
將96/11=8....8

正確的商應是8

參考: MYSELF

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2007-05-11 6:18 am

先求除數是????
69-3=66
66/6=11
Then you can find that the result for this question is 8.....8.
這是用倒推法.

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2007-05-11 6:16 am

（69乘6加3)除96
=417除96
=4

參考: me

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2007-05-11 6:15 am

係8
設除數係m

先前用69做被除數, 69 = 6m + 3
得 m = 11
用96 除 11 得商8

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2007-05-11 6:15 am

69減3除6=11
再把96除11=8.....8

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2007-05-11 6:13 am

69/x=6...3
x=11
96/11=8...8
正確的商8

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2007-05-11 6:13 am

4餘33....

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2007-05-11 6:13 am

我試下啦, 商應是11, 餘下8.

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2007-05-11 6:12 am

let x be 用來除的數
69/x=6...3
66/x=6
x=11

96/11=8...8
正確的商應是8.

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