折扣=折扣百分率?
回答 (2)
2010-06-07 8:27 am
✔ 最佳答案
25%off = 1 - 25% = 75% 折扣百分率 = 75% (七五折)
參考 :
8折 = 1 - 80% = 20% off
9折 = 10% off
半價(五折) = 50% off
3折 = 70% off
2010-06-07 00:27:34 補充：
25%off = 1 - 25% = 75%
折扣百分率 = 75% (七五折)
參考 :
8折 = 1 - 80% = 20% off
9折 = 10% off
半價(五折) = 50% off
3折 = 70% off
2010-06-09 2:25 am
拆扣25%off= 1-25% = 七五折
收錄日期: 2021-04-21 22:12:36
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100606000051KK01837