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1.10 Factors and multiples

Worksheet
Factors
1

Write down all the factors of the following values:

a
14
b
19
c
9
d
33
e
28
f
8
g
42
h
16
i
45
j
49
k
54
l
72
2

Write all the factors of the following values:

a
75
b
98
c
231
d
312
3

State whether 5 is a factor of the following numbers:

a
30
b
38
c
19
d
40
e
25
f
49
g
155
h
252
4

Which number is a factor of every number?

Multiples
5

Write down the first five multiples of the following values:

a
4
b
3
c
7
d
9
e
10
f
11
g
12
h
15
6

State whether the following numbers are multiples of 2:

a
14
b
11
c
9
d
34
7

Write down the 8th multiple of 4.

8

Write down the 20th multiple of 4.

9

What multiple of 7 is 42?

Applications
10

There are 12 eggs in a carton. If Harry buys 9 cartons for his shop, how many eggs will he have?

11

The compant Mindt sells 6 deluxe bars of chocolate for \$ 36. Madbury sells 4 bars of chocolate for \$ 12. Which brand of chocolate is more expensive?

12

Two fisherman go fishing at different times in the week. Wally catches 12 fish a day 3 days a week whereas Callum catches 5 fish 4 days a week.

a
How many fish does Wally catch a week?
b
How many fish does Callum catch a week?
c
Who catches more fish a week?
13

Lucy earns \$30 a week.

a

Fill in the table to help her keep track of her money.

b

How much money does Lucy have after 5 weeks?

WeekAmount (in dollars)
130
2
3
4
5
6
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Outcomes

VCMNA238

Investigate index notation and represent whole numbers as products of powers of prime numbers

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