20 is what percent of 400?

Instant answer with step-by-step formula

20 is what percent of 400 = 5%
(20 ÷ 400) × 100 = 5%

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Step-by-step explanation

  1. Write the formula: (Part ÷ Whole) × 100
  2. Substitute the values: (20 ÷ 400) × 100
  3. Divide: 0.05 × 100
  4. Multiply by 100: 5%

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