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Question
Find the HCF of the following number.
48, 54
Sum
Solution 1
Factors of 48: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48
Factors of 54: 1, 2, 3, 6, 9, 18, 27, 54
Common factors of 48 and 54: 1, 2, 3, 6
∴ HCF of 48 and 54 = 6
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Solution 2
48: 2 x 2 x 2 x 2 x 3
54: 2 x 3 x 3 x 3
Common factors of 48 and 54: 2 x 3
HCF = 6
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