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Free Percentage Difference Calculator (Instant Results)

~15 seconds

Percentage difference measures how much two values differ from each other, relative to their average. Use this free calculator to instantly determine the percentage difference between any two numbers, complete with a step-by-step breakdown.

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Examples

Price comparison

Product A: $100 | Product B: $80

Calculation

  1. Difference: |100 - 80| = 20
  2. Average: (100 + 80) / 2 = 90
  3. % Difference: (20 / 90) × 100 = 22.22%

Result: 22.22% difference

Performance comparison

Sales Year 1: $50,000 | Sales Year 2: $60,000

Calculation

  1. Difference: |50000 - 60000| = 10,000
  2. Average: (50000 + 60000) / 2 = 55,000
  3. % Difference: (10000 / 55000) × 100 = 18.18%

Result: 18.18% difference

Frequently asked questions