Least Common Multiple (LCM) Worksheet
Practice finding the least common multiple of two or more numbers for grade 6 math.
Includes
4 Short AnswerFill in the BlanksMultiple ChoiceTrue / False
Standards
CCSS.MATH.CONTENT.6.NS.B.4
Topics
mathgrade 6number senseleast common multipleLCM
9 sections · Free to use · Printable
Least Common Multiple (LCM)
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Read each question carefully and find the Least Common Multiple (LCM) for each set of numbers. Show your work.
1. Find the LCM of 4 and 6.
2. What is the least common multiple of 5 and 8?
3. The LCM of 3 and 9 is .
4. Find the LCM of 2, 3, and 5.
5. Which of the following is the LCM of 6 and 9?
a
12
b
18
c
36
d
54
6. The LCM of any two prime numbers is their product.
T
True
F
False
7. Two bells ring at different intervals. One bell rings every 4 minutes, and the other rings every 7 minutes. If they both ring now, in how many minutes will they ring together again?