Numbers
Percents, Decimals, and Fractions
Percent Equations
Percent Applications
100
.28
100
Write 3% as a decimal.
.03
100
6% of 422 is what?
25.32
100
Find the percent increase or decrease if the original amount is 32 and the new amount is 28.
12.5%
200
Write the number 860,000 in scientific notation.
8.6 x 105
200
Write 0.682 as a percent.
68.2%
200
What percent of 60 is 12?
20%
200
Find the sale price if the regular price is $720 and the percent of discount is 15%.
612
300
Write 4.73 x 10-2 in decimal form.
.0473
300
Write 3/8 as a percent.
37.5%
300
24% of what number is 36?
150
300
Find the interest earns if a person invests $4,000 at 12% per year for 3 years.
$1440
400
Write 340% as a mixed number in lowest terms.
3 2/5
400
Out of 150 people surveyed, 108 prefer Sparkle toothpaste. What percent is this?
72%
500
Write 36% as a fraction in lowest terms.
9/25