Mastering Percent Equations

What is the basic proportion form of the percent equation?

• is/of = percent/100

• of/is = 100/percent

• is/percent = of/100

• percent/is = 100/of

If 35% of a number is 72, what is the number?

• 200

• 250

• 100

• 150

How can you express 35% as a decimal?

• 3.5

• 0.35

• 0.035

• 0.0035

16 is what percent of 80?

• 20%

• 15%

• 25%

• 30%

What is the proportion form to find the percent when given 'is' and 'of'?

• is/of = percent/100

• percent/is = 100/of

• of/is = 100/percent

• is/percent = of/100

If 15 is 60% of a number, what is the number?

• 25

• 35

• 20

• 30

What is the first step in solving for the base number when given a part and the percent?

• Multiply the part by 100

• Subtract the percent from the part

• Add the percent to the part

• Cross multiply and divide