Percentage Calculator

Calculate Any Percentage of Any Number

What is X% of Y? Enter the percentage and number to get your answer instantly. Works for discounts, tips, taxes, grades, and more.

Common Percentage Calculations

• Sales tax: Price x tax rate (e.g., $50 x 8% = $4 tax)
• Tips: Bill x tip rate (e.g., $80 x 20% = $16 tip)
• Discounts: Price x discount (e.g., $120 x 30% = $36 off)
• Grade curves: Points earned / total points x 100

Percentage Formula

Percentage = (Part / Whole) x 100. To find X% of a number, multiply the number by X and divide by 100. For example, 15% of 200 = 200 x 0.15 = 30.