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EasyPercentagesArithmetic

What is 15% of 80?

Convert the percentage to a decimal and multiply.

Try it first: work the problem on paper, then open the solution below and compare each step.
Show the step-by-step solution

Final answer

1212

How we read your problem

Find a percentage of a number.

Step-by-step solution

  1. Convert the percent to a decimal by dividing by 100

    15%=15100=0.1515\% = \frac{15}{100} = 0.15
  2. Multiply the decimal by the number

    0.15×80=120.15 \times 80 = 12

Formulas used

  • Percent of a number

    result=P100×X\text{result} = \frac{P}{100} \times X

15 percent means 15 out of every 100, so 15% of 80 is 12.

Verification

  • Check: 12 ÷ 80 × 100 = 15%

About percentages

Percent of a number, percent change and reverse percentages.

Percent change

The change divided by the original value, times 100.

%Δ=new−oldold×100\%\Delta = \frac{\text{new} - \text{old}}{\text{old}} \times 100

Check your own work