This topic would provide examples on how to find least common multiple of three numbers. Various examples on finding L.C.M would help the learners in understanding the topic better.
Here are few examples illustrated on finding the least common multiple of three numbers using division method.
1. Find the least common multiple of 56, 28 and 64 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 56, 28 and 64 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 = 3136
2. Find the least common multiple of 16, 18 and 20 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 16, 18 and 20 is 2 × 2 × 2 × 2 × 3 × 3 × 5 = 720
3. Find the least common multiple of 20, 25 and 30 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 20, 25 and 30 is 2 × 2 × 5 × 5 × 3 = 300
4. Find the least common multiple of 24, 60 and 30 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 24, 60 and 30 is 2 × 2 × 2 × 3 × 5 × 5 = 600
5. Find the least common multiple of 44, 60 and 56 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 44, 60 and 56 is 2 × 2 × 2 × 3 × 5 ×11 × 7 = 9240
6. Find the least common multiple of 40, 80 and 120 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 24, 60 and 30 is 2 × 2 × 2 × 2 ×5 × 3 = 240
7. Find the least common multiple of 22, 33 and 121 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 22, 33 and 121 is 2 × 3 ×11 × 11 = 726
8. Find the least common multiple of 55, 110 and 100 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 55, 110 and 100 is 11 × 5 ×5 × 2 × 2 × 2 = 2200
9. Find the least common multiple of 8, 56 and 72 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 8, 56 and 72 is 2 × 2 × 2 × 3 × 3 × 7 = 504
10. Find the least common multiple of 6, 12 and 20 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 6, 12 and 20 is 2 × 2 × 3 × 3 × 5 = 180
11. Find the least common multiple of 12, 42 and 36 by using division method
Solution:
Therefore, the least common multiple (L.C.M) of 12, 42 and 36 = 2 × 2 × 3 × 3 × 7 = 252
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