Question

Find the HCF of 5, 10, and 15



Give me step by step explanation



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Answer 1

Answer: HCF of 5, 10 and 15 is 5

Step-by-step explanation:

Name all the factors of each number:

5= 1, 5

10= 1, 5, 10, 2

15= 1, 3,5, 15

∴ The Highest Common Factor of 5, 10 and 15 is 5

Answer 2

Step-by-step explanation:

Factors of 15 = 1, 3, 5 and 15. Factors of 10 = 1, 2, 5 and 10. Therefore, common factor of 15 and 10 = 1 and 5. Highest common factor (H.C.F) of 15 and 10 = 5.