Percent change in a growing number (10%) - Concept Intro (Level 1)

This math topic focuses on calculating the percent change when a number increases by 10%. The problems involve various initial amounts and challenge the student to determine how much percent each number changes when it grows by 10%. The task strengthens understanding of percentage increase, a fundamental concept in learning about percentages. The problems are framed in a multiple-choice format, providing various percentages as possible answers, which helps students to practice and reinforce their skills in calculating and understanding percent changes.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Percent change in a growing number (10%) - Concept Intro Worksheet

Math worksheet on 'Percent change in a growing number (10%) - Concept Intro (Level 1)'. Part of a broader unit on 'Percentages - Intro' Learn online: app.mobius.academy/math/units/percentages_intro/

1

10% of 40 is 4 What is the % change if 40 grows to 44

What percent did the number change by?

a

50%

b

0%

c

40%

d

-10%

e

10%

f

30%

2

10% of 60 is 6 What is the % change if 60 grows to 66

What percent did the number change by?

a

-10%

b

3%

c

40%

d

-20%

e

0%

f

10%

3

10% of 30 is 3 What is the % change if 30 grows to 33

What percent did the number change by?

a

28%

b

0%

c

10%

d

30%

e

-20%

f

3%

4

10% of 20 is 2 What is the % change if 20 grows to 22

What percent did the number change by?

a

10%

b

50%

c

40%

d

16%

e

-20%

f

7%

5

10% of 10 is 1 What is the % change if 10 grows to 11

What percent did the number change by?

a

-10%

b

10%

c

6%

d

7%

e

20%

f

30%

6

10% of 70 is 7 What is the % change if 70 grows to 77

What percent did the number change by?

a

22%

b

10%

c

4%

d

-20%

e

13%

f

0%

7

10% of 50 is 5 What is the % change if 50 grows to 55

What percent did the number change by?

a

0%

b

7%

c

13%

d

10%

e

20%

f

-10%