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80 percent of what number is 90?

90 is 80% of 112.5

Steps to solve "90 is 80 percent of what number?"

  1. We have, 80% × x = 90
  2. or, 80/100 × x = 90
  3. Multiplying both sides by 100 and dividing both sides by 80,
    we have x = 90 × 100/80
  4. x = 112.5

    If you are using a calculator, simply enter 90×100÷80, which will give you the answer.

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