What is 5% of 80?

5% of 80 = 4

Formula: 80 × 5 ÷ 100 = 4. Or work it out as 5 hundredths: 1% of 80 is 0.8, so 5% is 0.8 × 5 = 4.

• 80 − 5% = 76 (for example a 5% discount)
• 80 + 5% = 84 (for example adding 5% tax or a tip)
• 4 is 5% of 80

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

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