Hcf Lcm Worksheet

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Hcf Lcm Worksheet

Grade: grade5 •Date: 11/1/2026 •Problems: 10
1

Find the Highest Common Factor (HCF) of 9 and 15

🐟
A.3
B.4
C.1
D.5

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2

Find the Least Common Multiple (LCM) of 5 and 6

🐟
A.9
B.30
C.23
D.20

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3

Find the Least Common Multiple (LCM) of 5 and 6

🐟
A.30
B.45
C.29
D.46

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4

Find the Highest Common Factor (HCF) of 10 and 14

🐟
A.2
B.4
C.3
D.1

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5

Two traffic lights change every 5 and 5 minutes. How many minutes until they both change at the same time?

🐟
A.12
B.9
C.25
D.18

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6

Two traffic lights change every 5 and 4 minutes. How many minutes until they both change at the same time?

🐟
A.20
B.24
C.16
D.18

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7

Find the Least Common Multiple (LCM) of 4 and 7

🐟
A.20
B.2
C.36
D.28

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8

Find the Least Common Multiple (LCM) of 5 and 9

🐟
A.53
B.45
C.10
D.71

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9

Two traffic lights change every 5 and 5 minutes. How many minutes until they both change at the same time?

🐟
A.26
B.17
C.44
D.25

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10

Find the Highest Common Factor (HCF) of 12 and 16

🐟
A.4
B.6
C.7
D.8

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