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Least Common Multiple

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Least Common Multiple Answer Key

1. 
What is the least common multiple (LCM) of 2 and 5?
  1. 10
  2. 20
  3. 16
  4. 100
 
2. 
What is the Least Common Multiple (LCM) for 2 and 6?
  1. 2
  2. 12
  3. 6
  4. 8
3. 
What is the least common multiple (LCM) of 6 and 12?
  1. 6
  2. 12
  3. 24
  4. 60
 
4. 
What is the least common multiple of 4 and 15?
  1. 30
  2. 60
  3. 80
  4. 90
5. 
Which is the least common multiple of 6 and 10?
  1. 20
  2. 30
  3. 60
  4. 90
 
6. 
Which of the following pairs of numbers have a least common multiple (LCM) of 56?
  1. 2 and 28
  2. 7 and 8
  3. 4 and 14
  4. 3 and 17
7. 
Find the LCM of the following numbers.
7, 2
  • 14
 
8. 
What is the LCM of 36 and 60?
  • 180
9. 
Find the least common multiple.
2, 5, 8
  • 40
 
10. 
Find the LCM:
16, 24, 32
  • 96

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