Mathematics Worksheet/Lowest Common Multiples

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Find the LCM of:

  1. 2 and 3
  2. 3 and 6
  3. 7 and 14
  4. 10 and 15
  5. 10 and 16
  6. 8 and 20
  7. 12 and 15
  8. 15 and 20
  9. 18 and 22
  10. 9 and 12
  11. 20 and 24
  12. 50 and 75
  13. 34 and 51
  14. 45 and 90
  15. 35 and 60
  16. 13 and 26
  17. 36 and 90
  18. 25 and 30
  19. 100 and 400
  20. 500 and 2,000
  21. 3, 6 and 9
  22. 7, 21 and 42
  23. 12, 24 and 36
  24. 24, 72 and 36
  25. 25, 30 and 50
  26. 42, 14 and 21
  27. 32, 48 and 60
  28. 23, 46 and 115
  29. 64, 128 and 256
  30. 56, 80 and 140
  31. 75, 100 and 200
  32. 14, 21 and 35
  33. 24, 36 and 60
  34. 41, 82 and 123
  35. 54, 72 and 90
  36. 12, 18, 30 and 40
  37. 25, 35, 50 and 100
  38. 14, 21, 35 and 70
  39. 21, 35, 14 and 56
  40. 32, 48, 24 and 60