| GCF of the same numbers | 6 |
|---|---|
| Prime factorization of 12 | 2² × 3 |
| Prime factorization of 18 | 2 × 3² |
| Prime factorization of 30 | 2 × 3 × 5 |
| LCM as prime factors | 2² × 3² × 5 |
| LCM ÷ each number | 15, 10, 6 |
Take every prime that appears in any factorization at its highest power: 2² × 3² × 5 = 180.
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