The HCF is 7
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The highest common factor of 84, 168 and 182 is 14.
The highest common factor of the numbers 28, 84 and 91 is 7.
Well, honey, the highest common factor of 21, 42, and 84 is 21. It's like finding the biggest slice of cake you can share among those three numbers - and in this case, 21 is the winner. So, there you have it, the sassy math answer you never knew you needed.
The Highest Common Factor (HCF) of 21, 77, and 84 is 7. To find the HCF, you need to identify the common factors of the numbers and determine the highest one they all share. In this case, the factors of 21 are 1, 3, 7, 21; the factors of 77 are 1, 7, 11, 77; and the factors of 84 are 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84. The highest common factor among them is 7.
The Highest Common Factor (HCF) of 21 and 84 is 21. This is because 21 is a factor of both 21 and 84, and it is the largest factor that both numbers have in common. To find the HCF, you can list the factors of each number and identify the largest factor that appears in both lists.