Percentage change from 25 to 15

Instant answer with step-by-step formula

Percentage change from 25 to 15 = 40% decrease
((15 − 25) ÷ 25) × 100 = -40% (decrease)

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Step-by-step explanation

  1. Write the formula: ((New − Old) ÷ Old) × 100
  2. Subtract: 15 − 25 = -10
  3. Divide by old value: -10 ÷ 25 = -0.4
  4. Multiply by 100: -40% (decrease)

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