Question

Use either the multiples method or the prime factors method to find the least common multiple of 12 and 28. Enter only the least common multiple as your answer.

Factors and multiples
ANSWERED
asked 2021-08-07
Use either the multiples method or the prime factors method to find the least common multiple of 12 and 28.
Note: Enter only the least common multiple as your answer.

Expert Answers (1)

2021-08-08
Step 1
Given: 12 and 28
Step 2
The prime factorization of 12 and 28 is
\(\displaystyle{12}={2}^{{{2}}}\times{3}\)
\(\displaystyle{28}={2}^{{{2}}}\times{7}\)
Therefore, the least common factor of 12 and 28 is \(\displaystyle{2}^{{{2}}}\times{3}\times{7}={84}\)
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