What is 15% of 20?

15% of 20 = 3

Formula: 20 × 15 ÷ 100 = 3. Or work it out as 15 hundredths: 1% of 20 is 0.2, so 15% is 0.2 × 15 = 3.

• 20 − 15% = 17 (for example a 15% discount)
• 20 + 15% = 23 (for example adding 15% tax or a tip)
• 3 is 15% of 20

Any other numbers? Use the percentage calculator, the discount calculator or the percent change calculator.

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