Question

what is 20% of 80? first, set up the double number line to show the whole. 0 0% 100 100 %

Explanation:

Step1: Recall percentage formula

To find a percentage of a number, use the formula: $ \text{Percentage of a number} = \frac{\text{Percentage}}{100} \times \text{Number} $

Step2: Substitute values

Here, percentage is 20 and number is 80. So, $ \frac{20}{100} \times 80 $

Step3: Simplify the expression

$ \frac{20}{100} \times 80 = 0.2 \times 80 = 16 $

Answer:

16