Solve Problems Involving Percent Change and Percent Error

Percents of numbers and money amountsIXL : 93K

100

What is 12.5% of 64?

8

300

Find 35% of 240.

84

500

What is 18% of 75?

13.50

Percent of ChangeIXL : BL7

100

 What is the percent of change from 52 to 65?

25% increase

300

 What is the percent of change from 40 to 24?

40% decrease

500

The number of students in a club grew from 40 to 55. What is the percent increase?
 

37.5%

Percent of change: word problemsIXL : 54S

100

A store reduced the price of a TV from $750 to $600. What is the percent decrease?
 

20%

300

Last year, a town had 2,400 residents. This year, it has 2,760 residents. What is the percent increase?
Answer: 15%

15%

500

A car’s value dropped from $20,000 to $15,500. What is the percent decrease?

22.5%

Percent of change: find the original amount word problems IXL : RCM

100

Now that Paula's Boutique has merged with another store, the members of its staff make $12. That is 25% less than they historically made. How much did the staff members use to make per hour?

16

300

Mr. Cameron just had his condo appraised to find out its value. According to the appraiser, the condo is currently worth $89,544. That is 40% lower than the condo was worth when he bought it several years ago. What was the value of the condo then?

149,240.00

500

The PTA at Allenville High School hosts a dinner and auction every year to raise money for music and art programs. This year's event raised $45,229, which is 55% more than last year's. How much was raised last year?

29,180.00