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 12 minutes and a train every 18 minutes. They both leave at 8:00. How many minutes until they leave together again?
Answer: ______________ minutes
2A 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
3A 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
4A bus leaves every 4 minutes and a train every 6 minutes. They both leave at 8:00. How many minutes until they leave together again?
Answer: ______________ minutes
5Ana has 10 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
6A 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
7Jamal has 15 apples and 5 oranges and makes bags that are all the same, using every fruit. What is the most bags that can be made?
Answer: ______________ bags
8Aiden has 9 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
9Ana has 6 apples and 36 oranges and makes bags that are all the same, using every fruit. What is the most bags that can be made?
Answer: ______________ bags
10A 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
11Ben has 33 apples and 44 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 21 apples and 49 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. 36 minutes
- 2. 18 minutes
- 3. 24 minutes
- 4. 12 minutes
- 5. 10 bags
- 6. 30 minutes
- 7. 5 bags
- 8. 3 bags
- 9. 6 bags
- 10. 24 minutes
- 11. 11 bags
- 12. 7 bags
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/preview-factors