Understanding the Percent Equation

What is the basic formula for the percent equation?

• Percent = Part x Whole

• Part = Percent x Whole

• Whole = Part x Percent

• Part = Whole / Percent

If 6% of a number is 12, what is the number?

• 200

• 150

• 50

• 100

72% of which number equals 36?

• 80

• 70

• 60

• 50

What is 14% of 150?

• 15

• 21

• 18

• 24

How do you convert a percentage to a decimal?

• Move the decimal point two places to the left

• Divide by 10

• Multiply by 100

• Move the decimal point one place to the right

What percent of 40 is 9?

• 15%

• 22.5%

• 25%

• 20%

27 is what percent of 150?

• 20%

• 18%

• 15%

• 25%

39 is 84% of what number?

• 40

• 45

• 50

• 46.4

26% of what number is 45?

• 173.1

• 180

• 150

• 160

What is the final step in solving for the whole in a percent equation?

• Divide the part by the decimal form of the percent

• Add the percent to the part

• Multiply the part by the percent

• Subtract the percent from the part