28 is the least common multiple. To find the least common multiple, you look through the numbers both 4 and 7 go into. The smallest of those number is the least common multiple, or LCD.
Answer: The least common multiple of 4 and 7 is 28.
Step-by-step explanation:
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First, find the prime factorization of 4.
2×2=4
Next, find the prime factorization of 7.
7×1=7
Then, multiply each factor the greater number of times it occurs.
7×2×2=28
Hope this helps!
Thank you for posting your question.
-Charlie
