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WorksheetsPrime Factorization, Greatest Common Multiple
Total questions: 60
Worksheet time: 44mins
Is 7 a prime number or a composite number?
Prime
Composite
Is 4 a prime number or a composite number?
Prime
Composite
Is 6 a prime number or a composite number?
Prime
Composite
Is 2 a prime number or a composite number?
Prime
Composite
Is 12 a prime number or a composite number?
Prime
Composite
Is 3 a prime number or a composite number?
Prime
Composite
Is 73 a prime number or a composite number?
Prime
Composite
Is 23 a prime number or a composite number?
Prime
Composite
Is 27 a prime number or a composite number?
Prime
Composite
Is 5 a prime number or a composite number?
Prime
Composite
Is 9 a prime number or a composite number?
Prime
Composite
Is 11 a prime number or a composite number?
Prime
Composite
Is 13 a prime number or a composite number?
Prime
Composite
Is 15 a prime number or a composite number?
Prime
Composite
Which of the following numbers are prime?
2
15
17
18
Which of the following numbers are prime?
4
8
5
13
Which number is a factor of 20?
8
9
6
5
Which number is a factor of 4?
7
3
2
5
Which number is a factor of 14?
6
7
3
9
Which number is a factor of 6?
4
3
5
9
Which number is a factor of 8?
4
3
5
6
Which number is a factor of 35?
2
9
5
15
Which number is a factor of 26?
2
16
5
7
Which number is a factor of 21?
2
3
8
9
Which numbers are factors of 75? Select all that apply.
5
25
75
3
Which numbers are factors of 95? Select all that apply.
1
5
63
19
Which numbers are factors of 35? Select all that apply.
1
35
7
5
Which numbers are factors of 6? Select all that apply.
8
12
5
1
Which numbers are factors of 18? Select all that apply.
3
2
18
5
Which numbers are factors of 17? Select all that apply.
1
9
17
5
Which numbers are factors of 45? Select all that apply.
3
9
2
5
Which numbers are factors of 5? Select all that apply.
4
15
9
5
Which numbers are factors of 5? Select all that apply.
4
15
9
5
What is the prime factorization of 10?
2 x 10
2 x 2 x 5
2 x 5
5
What is the prime factorization of 4?
2 x 2 x 2
2 x 2
2 x 4
2
What is the prime factorization of 9?
3 x 3 x 3
3
3 x 3
3 x 9
What is the prime factorization of 28?
2 x 2 x 7
4 x 7
2 x 7
2 x 2
What is the prime factorization of 28?
2 x 2 x 7
4 x 7
2 x 7
2 x 2
What is the greatest common factor of 6 and 9?
(a)
What is the greatest common factor of 6 and 4?
(a)
What is the greatest common factor of 6 and 9?
(a)
What is the greatest common factor of 20 and 8?
(a)
What is the greatest common factor of 10 and 14?
(a)
What is the greatest common factor of 15 and 10?
(a)
What is the greatest common factor of 20 and 16?
(a)
What is the greatest common factor of 18 and 12?
(a)
What is the greatest common factor of 16 and 6?
(a)
What is the greatest common factor of 15 and 20?
(a)
What is the greatest common factor of 7 and 14?
(a)
What is the greatest common factor of 8 and 16?
(a)
What is the greatest common factor of 8 and 7?
(a)
What is the greatest common factor of 3 and 21?
(a)
What is the greatest common factor of 34 and 10?
(a)
What is the greatest common factor of 33 and 44?
(a)
What is the greatest common factor of 17 and 19?
(a)
What is the greatest common factor of 33 and 45?
(a)
What is the greatest common factor of 30 and 12?
(a)
What is the greatest common factor of 24 and 20?
(a)
What is the greatest common factor of 46 and 23?
(a)
What is the greatest common factor of 36 and 42?
(a)
