C.10
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LCM of Three Numbers
Skill C.10 · Factors, multiples & primes · ★★☆ Medium · Quarter 1
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Find each LCM.
Example
Think: List multiples of the greatest number, 9: 9, 18, 27, 36. The first one that 4 and 6 also divide is 36.
- 1Find the least common multiple (LCM) of 2, 4, and 5.
- 2Find the least common multiple (LCM) of 2, 4, and 10.
- 3Find the least common multiple (LCM) of 3, 5, and 9.
- 4Find the least common multiple (LCM) of 2, 3, and 10.
Answer Key
C.10 LCM of Three Numbers · ★★☆ Medium
- 120
- 220
- 345
- 430