Percentage Calculator

Calculate percentages, percentage changes, and solve percentage problems.

Value:

Percentage (%):

Value × (Percentage ÷ 100)

Part:

Whole:

(Part ÷ Whole) × 100%

Original Value:

New Value:

((New - Original) ÷ Original) × 100%

First Value:

Second Value:

(|Value1 - Value2| ÷ ((Value1 + Value2) ÷ 2)) × 100%

Basic Percentage: Calculate a percentage of a number (e.g., 20% of 50 = 10)
Percentage of a Number: Find what percentage one number is of another (e.g., 10 is 20% of 50)
Percentage Change: Calculate the percentage increase or decrease (e.g., from 50 to 60 is a 20% increase)
Percentage Difference: Find the percentage difference between two values relative to their average