Step-by-Step Calculation
Formula: 90% of 600 = (90 ÷ 100) × 600
Step 1: Convert the percentage to a decimal: 90 ÷ 100 = 0.9000
Step 2: Multiply: 0.9000 × 600 = 540
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How to Calculate Percentages
To find X% of Y, multiply Y by X/100. For example, 90% of 600 means "90 hundredths of 600" — or 0.9000 × 600 = 540. This works for any percentage and any number. Percentages are used for discounts (25% off), tips (20% of the bill), taxes (8.5% sales tax), and statistics (55% approval rating).
Reverse calculation: 540 is what percent of 600? Answer: 90%. Formula: (540 ÷ 600) × 100 = 90%.
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