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|
|
|
|
|
|
|
退費金額 = (購買點數 - 消費點數) ÷ 折扣比例 - 手續費 |
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|
購買點數
|
消費點數
|
剩餘點數
|
折扣比例
|
換算後金額
|
手續費
|
退費金額 |
8000
|
|
7900
|
|
4,938
|
100
|
4,838
|
7500
|
100 |
7400
|
|
4,625
|
4,525
|
7000
|
100 |
6900
|
|
4,313
|
4,213
|
6500
|
100 |
6400
|
|
4,000
|
3,900
|
6000
|
100 |
5900
|
|
3,688
|
3,588
|
5500
|
100 |
5400
|
|
3,375
|
3,275
|
5000
|
|
4900
|
|
3,267
|
3,167
|
4500
|
100 |
4400
|
2,933
|
2,833
|
4000
|
100 |
3900
|
2,600
|
2,500
|
3500
|
100 |
3400
|
2,267
|
2,167
|
3000
|
100 |
2900
|
1,933
|
1,833
|
2500
|
100 |
2400
|
140% |
1,714
|
1,614
|
2000
|
100 |
1900
|
1,357
|
1,257
|
1500
|
100 |
1400
|
1,000
|
900
|
1000
|
100 |
900
|
130% |
692
|
592
|
500 |
100 |
400 |
110% |
364 |
264 |
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