400 is 50% of what number?

Instant answer with step-by-step formula

400 is 50% of what number = 800
400 ÷ (50 ÷ 100) = 800

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Step-by-step explanation

  1. Write the formula: Part ÷ (Percentage ÷ 100)
  2. Substitute the values: 400 ÷ (50 ÷ 100)
  3. Convert percentage to decimal: 400 ÷ 0.5
  4. Divide to get the answer: 800

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