13. Find the least common multiple (LCM) of 28 and 63.

Matthieu Saleta asked May 26, 2022

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13 votes

13.
Find the least common multiple (LCM) of 28 and 63.

Matthieu Saleta asked May 26, 2022

3.1k points

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14 votes

Answer:

252

Explanation:

We can use the identity

LCM(a, b) = a * b / GCD(a, b)

GCD(28, 63) = GCD(4 * 7, 9 * 7) = 7

LCM(28, 63) = 28 * 63 / 7 = 28 * 9 = 252

Sid Sarasvati answered May 30, 2022

2.7k points

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