Asked by ferrer
LCM of 4 and 20 is 2 or 4. Which one?
GCF for 11 and 31 is 1?
GCF for 14 and 21 is 7?
GCF for 11 and 31 is 1?
GCF for 14 and 21 is 7?
Answers
Answered by
Ms. Sue
The least common multiple is a number that both numbers can divide evenly. It's at least as large as the largest of the pair of numbers. Therefore the LCM of 4 and 20 is NOT 2 or 4.
Your other two answers are correct.
Your other two answers are correct.
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