find the LCF of 10 and 12.

Which number is a common multiple of 10 and 12?
10. 12. 20. 24. 30. 36. 40. 48. 50. 60. 70. 72.

The LCM of 10 and 12 is 60.

The numbers that are common multiples of 10 and 12 are 60, 120, 180, 240, 300, etc.