$20打10%折扣是多少?

$18.00$20的商品打10%折扣后,售价降至$18.00。学会计算折扣有助于比较优惠,做出更明智的购物决策。

比较优惠时,计算实际节省金额比只看折扣百分比更有用。高折扣率的低价商品可能比低折扣率的高价商品节省更少。

答案

$18.00

$20 - ($20 × 10%) = $18.00

分步解答

1

计算折扣:$20 × 10% = $2.00

2

从价格中减去:$20 - $2.00 = $18.00

3

您支付$18.00(节省$2.00)

如何计算$20的10%折扣

  1. 1.计算折扣:$20 × 10% = $2.00
  2. 2.从原价减去:$20 − $2.00 = $18.00
  3. 3.验证:10%折扣 = 您支付原价的90%

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