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A discount calculator determines the sale price, savings amount, and original price in discount scenarios. Understanding discounts prevents confusion between "25% off" and "you pay 25% of the price" — very different!
단계별 가이드
- 1Discount amount = original price × (discount% / 100)
- 2Sale price = original price − discount amount
- 3Savings percentage = discount amount / original price × 100
풀어진 예시
입력
$200 item, 30% discount
결과
Discount: $60, Sale price: $140
입력
Sale price $85, original $100
결과
Discount rate: 15%
Saved $15
입력
Sale price $76, 5% off
결과
Original price: $80
$80 × 0.95 = $76