Least Common Multiple (LCM) Worksheet
Practice finding the least common multiple of two or more numbers for grade 6 math.
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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?
12
18
36
54
6. The LCM of any two prime numbers is their product.
True
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?
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