Prime/Compostite
Word Problems
Prime Factorization
GCF
LCM
100
9
What is composite
100

Neela's Blossoms sells roses in groups of 11. Across town, Dan's Blooms sells roses in groups of 4. If a customer wants to buy the same number of roses from both vendors, what is the smallest number of roses the customer will have to buy from each vendor?

44 

100

Prime factorization for 24

What is 2 x 3 x 2 x 2 

100
What is the Greatest Common Factor of 12 and 18?
What is 6
100
What is the Least Common Multiple of 7 and 14?
What is 14
200
17
What is prime
200

Jennifer baked 30 brownies and 48 cookies to put into plastic containers for her friends at school. She wants to split the brownies and cookies so that each container has the same number of brownies and cookies.  What is the least amount of containers she will need? 

6 Containers 

200

Prime Factorization of 6 

What is 2 x 3 

200
What is the Greatest Common Factor of 24 and 9?
What is 3
200

What is the Least Common Multiple of 2 and 5?

What is 10

300
1,920
What is composite
300
22
What is 1,2,11,22
300

Prime factorization of 30 

What is 3 x 5 x 2 

300
What is the Greatest Common Factor of 50 and 60?
What is 10
300
What is the Least Common Multiple of 15 and 6?
What is 30
400
List all prime numbers under 20
What is 1,2,3,5,7,11,13,17,19
400

Pam is buying AA batteries and D batteries. The store sells AA batteries in packs of 8 and D batteries in packs of 7. If Pam wishes to buy the same number of AA and D batteries, what is the smallest number of each battery type that she can buy?

What is 56

400

What is the prime factorization of 45

What is 5 x 3 x 3 

400
What is the Greatest Common Factor of 49 and 21?
What is 7
400
What is the Least Common Multiple of 20 and 50?
What is 100
500
List all composite numbers between 15-30
What is 15,16,18,20,21,22,24,25,26,27,28,30
500

Ski Club members are preparing identical welcome kits for new skiers. The Ski Club has

There would be

500

The prime factorization is 2 x 3 x 5 x 7 

What is 210 

500
What is the Greatest Common Factor of 56 and 64
What is 8
500
What is the Least Common Multiple of 6 and 20?
What is 40
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