Percentage difference between 20 and 30

Instant answer with step-by-step formula

Percentage difference between 20 and 30 = 40%
|20 − 30| ÷ ((20 + 30) ÷ 2) × 100 = 40%

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Step-by-step explanation

  1. Write the formula: |A − B| ÷ ((A + B) ÷ 2) × 100
  2. Find the absolute difference: |20 − 30| = 10
  3. Find the average: (20 + 30) ÷ 2 = 25
  4. Divide and multiply by 100: 40%

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