Name___________________ Per._________ Date__________
Lesson 2-2 Least Common Multiple
Practice and Problem Solving: A/B
List the first four multiples of each number.
1. 3
2. 7
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3. 12
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4. 200
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Find the least common multiple (LCM) by listing the multiples.
5. 2 and 3; LCM=________
6. 4 and 5; LCM=________
7. 6 and 10; LCM=_______
2: ______________________
4: ______________________
6: ______________________
3: ______________________
5: ______________________
10: ____________________
8. 2, 3, and 4; LCM=______
9. 5, 8, and 10; LCM=_____
10. 6, 9, and 12; LCM=____
2: ______________________
5: ______________________
6: ______________________
3: ______________________
8: ______________________
9: ______________________
4: ______________________
10: ______________________
12: ____________________
Solve. Show work by listing multiples.
11. Every 12th visitor to an amusement park gets a free bumper sticker.
Every 10th visitor gets a free water bottle. Which customer is the first
to receive both a free bumper sticker and a free water bottle?
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12. You are planning a huge family barbeque. At the local grocery store
hot dogs come in packages of 8 and hot dog buns come in packages
of 10. How many packages of hot dogs and hot dog buns must you
buy in order to have an equal number of hot dogs and hot dog buns?
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