Fractions, Decimals, and Percents
Write 78% as a decimal.
0.78
What number is 120% of 70?
84
Find the percent of change. Identify it as an increase or decrease:
68 miles to 42.5 miles.
37.5% decrease
Find the missing amount:
Original Price: $42
Discount: 15%
Sale Price: ?
$35.70
Your food total at the Maltby Cafe came out to $33.49. Find your subtotal with 9.9% tax.
Round to the nearest tenth if needed.
$36.81
Write 11/16 as a percent.
68.75%
25% of what number is 9?
36
Find the new amount:
25 penalties decreased by 32%
17 penalties
Find the missing amount:
Original Price: $60
Discount: ?
Sale Price: $45
25%
Find a 20% tip on the following:
Food total: $24.50
Tax: 8.7%
Subtotal: $26.63
$4.90
Which is greater?
141% or 14.1
14.1
How many students earn the award?
21 students
You estimate that 450 students attend the school concert. The actual student attendance was 360. Find the percent of error.
25% error
Find the missing amount:
Original Price: $83
Markup: 20%
Sale Price: ?
$99.60
Your foot total at a restaurant is $54.80. Your tip came out to $8.22.
What percent tip did you give?
15%
Which is smaller?
0.0667 or 66.7%?
0.0667
A salesperson earns a 4% commission for all sales. The salesperson sells a $1,000 couch and a $200 chair. How much is his total commission for his sales?
$48
A cereal company fills boxes with 16 ounces of cereal. The acceptable percent error in filling a box is 2.5%. Find the LEAST acceptable weight.
15.6 ounces
Find the missing amount:
Original Price: ?
Discount: 5%
Sale Price: $57
$60
Which is the better deal?
30% markup on a $30 shirt?
OR
$12 markup on a $30 shirt?
30% markup.
Order:
87/200, 0.44, 43.7%, 21/50
21/50, 87/100, 43.7%, 0.44
You are assigned 44 math problems for homework. You complete 25% of them before dinner. How many problems do you have left to do after dinner?
33
Donations to an annual fundraiser are 15% greater this year than last year. The amount raised this year is $10,120. How much was raised last year?
$8,800
A $129.50 stereo is discounted for 40%. The next month, it is discounted 60% from the last sale price. What is the final sale price?
$31.08
You buy a bicycle helmet for $22.26 which includes a 6% sales tax. The helmet is then discounted for 30% off the selling price. What is the original price?