Percent of Change and Error

Question 1 - Chesnie was 50 inches to start the school year and is now 55 inches. What is her percent of change to nearest whole number?

• 5 % INCREASE

• 10 % INCREASE

• 9 % INCREASE

• 91 % INCREASE

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.3

Question 2 - Wes scored 30 points in his video game yesterday and today he scored 24 points. What is his percent change?

• 6 % INCREASE

• 25 % INCREASE

• 20 % INCREASE

• 80 % INCREASE

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Question 3 - Jake estimated a tree to be 80 inches tall and it is actually 92 inches tall. What is his percent of error?

• 13 %

• 15 %

• 20 %

• 10 %

Tags

CCSS.7.RP.A.3

Question 4 - Ariadna guessed that there were 43 gummy worms in a bag and there were 38 in the bag. What is her percent of error to nearest whole percent?

• 5 %

• 12 %

• 13 %

• 88 %

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.3

Question 5 - Owen had $75 and now has $120. What is his percent change to nearest whole number percent?

• 63 %

• 55 %

• 60 %

• 38 %

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.3

Question 6 - Reese decided to clean her room and to donate some items. She had 16 pairs of shoes to start and now has 12 pairs of shoes. By what percent did she decrease her shoes?

• 4 %

• 75 %

• 33 %

• 25 %

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Question 7 - Anjay wasn't sure about an answer on his Science Test. He guessed 84 degrees was the answer and the correct answer was 94 degrees. What is his percent of error?

• 89 %

• 12 %

• 11 %

• 10 %

Tags

CCSS.7.RP.A.3

Question 8 - Olivia purchased a top for $30 that was originally priced at $45. What percent did she get to take off of the original price (hint-same steps as percent change)?

• 33 %

• 30 %

• 50 %

• 15 %

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Question 9 - Your teacher estimated that 74 students did their homework and only 60 of them had. What was your teacher's percent of error?

• 19 %

• 23 %

• 14 %

• 81 %

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.3

Question 10 - Katelynn planted 120 plants in her garden. At the end of the season, there were 94 plants left. What is the percent change in the number of plants she had?

• 27 %

• 25 %

• 26 %

• 22 %

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.2

CCSS.7.RP.A.3