factors of 8: 1, 2, 4, 8
factors of 18: 1, 2, 3, 6, 9, 18
HCF: 2
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The GCF is 3.
HCF(8, 6) = 2.
The Highest Common Factor (HCF) of 8 and 24 is 8. To find the HCF, you need to determine the largest number that divides both 8 and 24 without leaving a remainder. In this case, 8 is the largest number that divides both 8 and 24 evenly, making it the HCF.
3
The Highest Common Factor (HCF) of 90 and 126 is the largest number that divides both 90 and 126 without leaving a remainder. To find the HCF, we need to determine the common factors of 90 and 126, which are 1, 2, 3, 6, 9, and 18. The largest number among these common factors is 18. Therefore, the HCF of 90 and 126 is 18.