[問題] 請問折扣數計算?
昨天幫老婆買一克拉鑽石
定價880000
討論後可以搭配百貨活動加上現金轉帳
可以抵7%
但是店員計算是880000/1.07=822429.9
算我們822000
為什麼不是880000*0.93=818400?
是否有板友可以釋疑?
謝謝
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