Percentage Calculator
Calculate percentages easily with our free online calculator
Understanding Percentages
A percentage represents a part of a whole, where the whole is divided into 100 equal parts. The term "percent" literally means "per hundred" and is denoted by the symbol %.
Common Percentage Calculations
Basic Percentage: To find X% of Y, multiply Y by (X/100)
Percentage Of: To find what percentage X is of Y, divide X by Y and multiply by 100
Percentage Change: To find the percentage change, subtract the old value from the new value, divide by the old value, and multiply by 100
Real-World Applications
Percentages are used extensively in:
• Financial calculations (interest rates, discounts, tax rates)
• Academic grading systems
• Statistical analysis and data interpretation
• Business metrics and performance indicators