πagarwalmath · 5th grade · Common Core 6.NS.B.4
🔗 Factors in common
Greatest common factor and least common multiple (and prime factorization)
Name: ______________________Date: ____________
1A bus leaves every 6 minutes and a train every 9 minutes. They both leave at 8:00. How many minutes until they leave together again?
Answer: ______________ minutes
2A bus leaves every 8 minutes and a train every 12 minutes. They both leave at 8:00. How many minutes until they leave together again?
Answer: ______________ minutes
3Nora has 24 apples and 20 oranges and makes bags that are all the same, using every fruit. What is the most bags that can be made?
Answer: ______________ bags
4A bus leaves every 10 minutes and a train every 15 minutes. They both leave at 8:00. How many minutes until they leave together again?
Answer: ______________ minutes
5Ben has 12 apples and 3 oranges and makes bags that are all the same, using every fruit. What is the most bags that can be made?
Answer: ______________ bags
6A bus leaves every 6 minutes and a train every 8 minutes. They both leave at 8:00. How many minutes until they leave together again?
Answer: ______________ minutes
7A bus leaves every 12 minutes and a train every 18 minutes. They both leave at 8:00. How many minutes until they leave together again?
Answer: ______________ minutes
8Lily has 30 apples and 40 oranges and makes bags that are all the same, using every fruit. What is the most bags that can be made?
Answer: ______________ bags
9Zoe has 36 apples and 24 oranges and makes bags that are all the same, using every fruit. What is the most bags that can be made?
Answer: ______________ bags
10Omar has 72 apples and 60 oranges and makes bags that are all the same, using every fruit. What is the most bags that can be made?
Answer: ______________ bags
11Omar has 24 apples and 18 oranges and makes bags that are all the same, using every fruit. What is the most bags that can be made?
Answer: ______________ bags
12Nora has 4 apples and 20 oranges and makes bags that are all the same, using every fruit. What is the most bags that can be made?
Answer: ______________ bags
Answer key: Factors in common
- 1. 18 minutes
- 2. 24 minutes
- 3. 4 bags
- 4. 30 minutes
- 5. 3 bags
- 6. 24 minutes
- 7. 36 minutes
- 8. 10 bags
- 9. 12 bags
- 10. 12 bags
- 11. 6 bags
- 12. 4 bags
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors