What is 9% of 20?

9% of 20 = 1.8

Formula: 20 × 9 ÷ 100 = 1.8. Or work it out as 9 hundredths: 1% of 20 is 0.2, so 9% is 0.2 × 9 = 1.8.

• 20 − 9% = 18.2 (for example a 9% discount)
• 20 + 9% = 21.8 (for example adding 9% tax or a tip)
• 1.8 is 9% of 20

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

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