Percent Change And Area Problems Quiz

8 questions

Preview student experience

#1 of 8: Mild

Percent change and area problems

A rectangle has a length of 25 meters and a width of 20 meters. The length of the rectangle increases by 40% and the width of the rectangle increases by 20%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#2 of 8: Mild

Percent change and area problems

A rectangle has a length of 10 feet and a width of 30 feet. The length of the rectangle increases by 20% and the width of the rectangle increases by 30%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#3 of 8: Medium

Percent change and area problems

A rectangle has a length of 18 inches and a width of 24 inches. The length of the rectangle increases by 30% and the width of the rectangle decreases by 30%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#4 of 8: Medium

Percent change and area problems

A rectangle has a length of 10 inches and a width of 12 inches. The length of the rectangle increases by 40% and the width of the rectangle decreases by 25%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#5 of 8: Medium

Percent change and area problems

A rectangle has a length of 35 yards and a width of 24 yards. The length of the rectangle increases by 40% and the width of the rectangle decreases by 25%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#6 of 8: Medium

Percent change and area problems

A rectangle has a length of 35 meters and a width of 25 meters. Both the length and the width of the rectangle decrease by 20%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#7 of 8: Spicy

Percent change and area problems

A rectangle has a length of 30 inches and a width of 20 inches. The length of the rectangle increases by 2.5% and the width of the rectangle decreases by 6%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#8 of 8: Spicy

Percent change and area problems

A rectangle has a length of 10 yards and a width of 10 yards. The length of the rectangle increases by 6% and the width of the rectangle decreases by 6%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

Percent change and area problems quiz can help your students to master this concept very well. It will develop critical thinking and problem-solving skills in them. These types of problems require students to analyze and interpret data, make calculations, and apply mathematical concepts in real-world situations. Additionally, working on percent change and area problems can help students improve their understanding of these topics and increase their confidence in their ability...

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Grade 7

Percents

7.RP.A.3