Percent Increase
Find each percent increase.
From 20 students to 30 students
50%
Find each percent decrease.
From $80 to $64
20%
A bookstore manager marks down the price of older hardcover books, which originally sell for b dollars, by 46%.
Write the markdown as a decimal.
0.46
Find the sale price of each item. Round to two decimal places when necessary.
Original price: $23.99; Markdown: 44%
Find each percent increase. Round to the nearest percent.
From $5 to $8
60%
Find each percent increase. Round to the nearest percent.
From $3.49 to $3.89
11%
Find each percent decrease. Round to the nearest percent.
From 64 photos to 21 photos
67%
A jewelry supply shop buys silver chains from a manufacturer for c dollars each, and then sells the chains at a 57% markup.
Write the markup as a decimal.
0.57
Find the sale price of each item. Round to two decimal places when necessary.
Original price: $279.99, Markdown: 75%
$70
Find the retail sale price of each item below. Round to two decimal places when necessary.
Original price: $65.00; Markdown: 12%
$73
A TV has an original price of $499. Find the new price after the given percent of change.
10% increase
548.9
A TV has an original price of $499. Find the new price after the given percent of change.
30% decrease
648.7
Original price: $119.00; Markup: 20%
$142.8
Find the sale price of each item. Round to two decimal places when necessary.
Original price: $45.00; Markdown: 22%
$35.10
The number of students in a chess club decreased from 18 to 12. What is the percent decrease? Round to the nearest percent
33%
Find the new amount given the original amount and the percent of change.
28 members; 50% increase
42 members
Find the new amount given the original amount and the percent of change.
340 pages; 20% decrease
272 pages
What is the retail price of a silver chain purchased for $45.00? The chains at a 57% markup.
$70.65
Jane sells pillows. For a sale, she marks them down 5%. If the original price of a pillow is $15.00, what is the sale price?
$14.25
Discounts R Us buys items at wholesale, then marks them up to set a retail sale price. Wholesale Price: $3.25, % Markup 40%.
$4.55
Adam currently runs about 20 miles per week, and he wants to increase his weekly mileage by 30%. How many miles will Adam run per week?
26 miles
Officer Brimberry wrote 16 tickets for traffic violations last week, but only 10 tickets this week. What is the percent decrease?
37.5%
Discounts R Us buys items at wholesale, then marks them up to set a retail sale price. Wholesale Price: $78.00 , % Markup 55%. Round.
$121
How can you determine the sale price if you are given the regular price and the percent of markdown?
Write the percent markdown as a decimal. subtract the product of this decimal and the regular price from the regular price.
What process do you use to find the percent change of a quantity?
Divide the amount of change in the quantity by the original amount, then express the answer as a percent.