Percent - one number is a given percent of another (10% multiples) (Level 1)

This math topic focuses on determining the whole number when given a specific value that represents a certain percentage of that number. The skill practiced involves finding the base number from a known percentage (30% and 10%), requiring an understanding of foundational percentage calculations. This activity is situated in a broader introductory unit on percentages and involves solving problems such as "18 is 30% of what number?" or "6 is 10% of what number?", with choices provided for each problem to select the correct answer.

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

Percent - one number is a given percent of another (10% multiples) Worksheet

Math worksheet on 'Percent - one number is a given percent of another (10% multiples) (Level 1)'. Part of a broader unit on 'Percentages - Intro' Learn online: app.mobius.academy/math/units/percentages_intro/

1

3 is 30% of a number

Find what the full number is for the given percent

a

17

b

10

c

13

d

0

e

2

2

18 is 30% of a number

Find what the full number is for the given percent

a

60

b

67

c

0

d

57

e

63

3

4 is 10% of a number

Find what the full number is for the given percent

a

30

b

60

c

40

d

0

e

50

4

21 is 30% of a number

Find what the full number is for the given percent

a

70

b

73

c

67

d

0

e

77

5

24 is 30% of a number

Find what the full number is for the given percent

a

80

b

0

c

11

6

3 is 10% of a number

Find what the full number is for the given percent

a

5

b

20

c

30

d

40

e

50

7

27 is 30% of a number

Find what the full number is for the given percent

a

93

b

90

c

87

d

97