What is 20% of 20?

20% of 20 = 4

Formula: 20 × 20 ÷ 100 = 4. Or work it out as 20 hundredths: 1% of 20 is 0.2, so 20% is 0.2 × 20 = 4.

• 20 − 20% = 16 (for example a 20% discount)
• 20 + 20% = 24 (for example adding 20% tax or a tip)
• 4 is 20% of 20

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

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