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Percentage change from 15 to 7

Instant answer with step-by-step formula

Percentage change from 15 to 7 = 53.333333% decrease
((7 − 15) ÷ 15) × 100 = -53.333333% (decrease)

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Step-by-step explanation

  1. Write the formula: ((New − Old) ÷ Old) × 100
  2. Subtract: 7 − 15 = -8
  3. Divide by old value: -8 ÷ 15 = -0.533333
  4. Multiply by 100: -53.333333% (decrease)

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