15 questions
What is the prime factorization of 80?
2 x 40
4 x 10
24 x 5
2 x 2 x 5
What is the prime factorization of 110?
52 ⋅ 11
25 ⋅ 11
5 ⋅ 22
2 ⋅ 5 ⋅ 11
What is the prime factorization of 99?
32 ⋅ 11
33 ⋅ 11
9 ⋅ 11
Not here
Part of the prime factorization of 90 is shown. One factor is missing. What number completes this prime factorization?
2 ⋅ 32 ⋅ _____
9
10
5
3
What is the prime factorization of 196?
22 ⋅ 72
2 ⋅ 72
2 ⋅ 7 ⋅ 14
22 ⋅ 49
What are the Fab Five? (first 5 prime numbers)
1, 2, 3, 4, 5
1, 2, 3, 5, 7
2, 3, 5, 7, 9
2, 3, 5, 7, 11
What is the prime factorization of 24?
3 ⋅ 8
6 ⋅ 4
23 ⋅ 3
22 ⋅ 32