Question

HCF of 438 and 1236 by EDL

Answer 1

$1236 = 438 \times 2 + 360 \\ 438 = 360 \times 1 + 78 \\ 360 = 78 \times 4 + 48 \\ 78 = 48 \times 1 + 30 \\ 48 = 30 \times 1 + 18 \\ 30 = 18 \times 1 + 12 \\ 18 = 12 \times 1 + 6 \\ 12 = 6 \times 2 + 0$

So the HCF of 438 & 1236 is 6...

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