What is 20 percent of 45 (20% of 45)?

Answer: 20 percent of 45 is 9

Fastest method for calculating 20 percent of 45 (20% of 45)

Assume the unknown value is 'Y'

Y = 20 / 100

Y = 20 / 100 x 45

Y = 9

Answer: 20 percent of 45 is 9

If you want to use a calculator, simply enter 20÷100x45 and you will get your answer which is 9

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Here is a calculator to solve percentage calculations such as what is 20% of 45. You can solve this type of calculation with your own values by entering them into the calculator's fields, and click 'Calculate' to get the result and explanation.

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Have time and want to learn the details?

Let's solve the equation for Y by first rewriting it as: 100% / 45 = 20% / Y

Drop the percentage marks to simplify your calculations: 100 / 45 = 20 / Y

Multiply both sides by Y to transfer it on the left side of the equation: Y ( 100 / 45 ) = 20

To isolate Y, multiply both sides by 45 / 100, we will have: Y = 20 ( 45 / 100 )

Computing the right side, we get: Y = 9

This leaves us with our final answer: 20% of 45 is 9

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