Convert the percentage to a decimal by dividing by 100
Multiply the decimal by the number
Formula: Percentage of a number = (Percentage ÷ 100) × Number
Example: 20% of 50 = (20 ÷ 100) × 50 = 10
To find what percent one number is of another, divide the part by the whole and multiply by 100
Formula: Percentage = (Part ÷ Whole) × 100
Example: 10 is what percent of 50? (10 ÷ 50) × 100 = 20%