Percentage Calculator

Solve simple percentage, percentage difference and fraction problems.

What do you want to calculate?

Percentage (X)

Total Amount (Y)

Result:

Calculation explanation will appear here.

Need to add fractions?
Try Fraction Calc
Go to Tool

Calculate Tax
GST is a percentage
GST Tool

Common Percentage Formulas

Percentages are a core part of mathematics used in daily life, from calculating discounts to analyzing financial growth.

Basic Percentage: (Percentage ÷ 100) × Total Value
Percentage Difference: ((New Value - Old Value) ÷ Old Value) × 100
Finding the percent: (Part ÷ Whole) × 100

Frequently Asked Questions

1. How do I calculate a percentage increase? Subtract the original number from the new number, divide that difference by the original number, and multiply by 100.

2. How to convert a fraction to a percentage? Simply divide the top number (numerator) by the bottom number (denominator) and multiply the result by 100.