Work out the highest common factor (HCF) of 18 and 30

Opera asked Jun 19, 2023

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5 votes

Opera asked Jun 19, 2023

by Opera

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26 votes

$18 = 2* 3 * 3\\\\30 = 2 * 3 * 5\\\\\text{HCF}~ = 2* 3 = 6$

Rgthree answered Jun 26, 2023

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