Introduction to Percent of Change

Michelle bought a new tablet for $360 last month. Now, it is priced at $280. What is the percent of change in the price of the tablet?

• 9%

• 22.2%

• 80%

• 800%

Tags

CCSS.6.RP.A.3C

A $30 pair of jeans is on sale for $15. What is the percent of change for the pair of jeans?

• 10%

• 15%

• 25%

• 4%

Tags

CCSS.6.RP.A.3C

In the 6th grade, Miguel read 15 books. In 7th grade, he read 21 books. What was the percent change in the number of books Miguel read from 6th to 7th grade?

• 40% increase

• 40% decrease

• 20% increase

• 20% decrease

Tags

CCSS.6.RP.A.3C

Recent developments in surgical procedures change the average healing time for some operations from 8 weeks to 3 weeks. What is the percent change for the healing time?

• 95%

• 5%

• 37.5%

• 62.5%

Tags

CCSS.6.RP.A.3C

Erika decreased the amount of salt she consumes every day from 5,000 mg to 2,000 mg. By what percentage did Erika decrease the amount of salt she consumes?

• 60%

• 15%

• 25%

• 40%

Tags

CCSS.6.RP.A.3C

A pair of basketball shoes was originally priced at $80, but was marked up 30%. What was the retail price of the shoes?

• $24

• $110

• $104

• $83

Tags

CCSS.6.RP.A.3C

After all the hover board explosion issues, hover boards are on sale for 20% off the original price. It was originally priced at $350. What is the price of the hover board after the discount?

• $280

• $70

• $330

• $100

Tags

CCSS.6.RP.A.3C

The admission price for an annual festival has increased by 50%. in the last 5 years. The admission price was $8 five years ago. What is the current admission price?

• $12

• $4

• $10

• $13

Tags

CCSS.6.RP.A.3C

Naomi planted 45 tulip bulbs last year. If the number of tulips increased by 40% this year, how many tulips does Naomi have now?

• 18 tulips

• 85 tulips

• 27 tulips

• 63 tulips

Tags

CCSS.6.RP.A.3C

Last year the chess club had 30 members. If membership has decreased by 30%, how many members are currently in the club?

• 21 members

• 9 members

• 60 members

• 39 members

Tags

CCSS.6.RP.A.3C