what is the least common multiple of 4 and 12?

Explanation:

Step1: List the multiples of 4

Multiples of 4: (4,8,12,16,20,24,\cdots)

Step2: List the multiples of 12

Multiples of 12: (12,24,36,\cdots)

Step3: Find the least common multiple

The common multiples of 4 and 12 are (12,24,\cdots). The least one is 12.

Answer:

12