Percent reduction of a number (10%) - Concept Intro (Level 1)

This math topic focuses on calculating a 10% reduction of various numbers. It helps students understand how to find 10% of a number and then subtract that amount to determine the final value after the reduction. Each question provides a starting number, from which students are expected to calculate the amount representing a 10% decrease and then identify the resulting lowered value from multiple choices. This skill is vital for grasping basic percentage reductions.

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

Percent reduction of a number (10%) - Concept Intro Worksheet

Math worksheet on 'Percent reduction of a 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 20 is 2. What is 10% less than 20

Calculate the final number when it changes by a percentage

a

13

b

16

c

21

d

23

e

26

f

18

2

10% of 10 is 1. What is 10% less than 10

Calculate the final number when it changes by a percentage

a

12

b

9

c

5

d

11

e

10

f

8

3

10% of 30 is 3. What is 10% less than 30

Calculate the final number when it changes by a percentage

a

22

b

30

c

36

d

15

e

27

f

32

4

10% of 40 is 4. What is 10% less than 40

Calculate the final number when it changes by a percentage

a

36

b

38

c

47

d

41

e

25

f

49

5

10% of 50 is 5. What is 10% less than 50

Calculate the final number when it changes by a percentage

a

56

b

23

c

38

d

65

e

45

f

52

6

10% of 60 is 6. What is 10% less than 60

Calculate the final number when it changes by a percentage

a

68

b

38

c

43

d

54

e

65

f

57

7

10% of 70 is 7. What is 10% less than 70

Calculate the final number when it changes by a percentage

a

85

b

50

c

82

d

79

e

69

f

63