80 percent of what number is 420?
420 is 80% of 525
Steps to solve "420 is 80 percent of what number?"
- We have, 80% × x = 420
- or, 80100 × x = 420
- Multiplying both sides by 100 and dividing both sides by 80,
we have x = 420 × 10080 - x = 525
If you are using a calculator, simply enter 420×100÷80, which will give you the answer.
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