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10 questions
Find the prime factorization of 18
2 • 9
22 • 3
2 • 32
3 • 6
Find the prime factorization of 60
5 • 12
2 • 32 • 5
22 • 3 • 5
27
Find the prime factorization of 81
22 • 7
23 • 5 • 7
43
34
What is the greatest common factor of 36 and 40
2
9
4
8
What number has the prime factorization of 23 • 11?
55
66
88
99
Select all of the prime numbers.
1
2
7
18
21
What is the Least Common Multiple of 3 and 4?
4
16
12
24
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