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What is 20 Percent of 40?

What is 20 Percent of 40? - 20% of 40 equals 8. To learn how to calculate 20 percent of 40, see the step by step instructions below.

8

How to calculate 20 percent of 40

 Formula = Percent100 x Number = 20100 x 40 = 8

Following shows the steps on how to derive this formula
Step 1: If 40 is 100%, then what is 20% of 40? Setup the equation.

 40100% = Y20%

Step 2: Solve for Y
Using cross multiplication of two fractions, we get
100Y = 20 x 40
100Y = 800

 Y = 800100 = 8
 What is % of ? =

What is 20% of \$40?

20% of \$40 is \$8.

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