lcm of 24 and 9 — step-by-step solution

To calculate the LCM (least common multiple), we first decompose the numbers into prime factors.

24

2^{3} \times 3

9

3^{2}

We keep every prime factor that appears, with its greatest exponent.

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ppcm (24, 9)

2^{3} \times 3^{2}

72