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Factors
Greatest Common Factor
Prime Numbers
Composite Numbers
100
List all factors of 24.
1, 2, 3, 4, 6, 8, 12, 24
100
Find the GCF of 10 and 15.
5
100
Which of the following is a prime number? 24, 16, 7
7
100
Which of the following is a composite number? 2, 3, 7, 15
15
200
List all factors of 48.
1, 2, 3, 4, 6, 8, 12, 16, 24, 48
200
Find the GCF of 18 and 24.
6
200
Which of the following is a prime number? 36, 52, 17
17
200
Which of the following is a composite number? 17, 19, 24, 61
24
300
List all factors of 100.
1, 2, 4, 5, 10, 20, 25, 50, 100
300
Find the GCF of 36 and 45.
9
300
Which of the following is NOT a prime number? 2, 17, 35, 61
35
300
Which of the following is NOT a composite number? 24, 48, 35, 53
53
400
Which of the following is NOT a factor of 45? 1, 3, 5, 6, 9, 15
6
400
Which of the following correctly identifies it's GCF? 15, 30 ; GCF 15 12, 24 ; GCF 6
15, 30 ; GCF 15
400
List the prime numbers in order from least to greatest. 17, 7, 51, 24, 2, 61, 93, 14
2, 7, 17, 61
400
List the composite numbers in order from greatest to least. 2, 3, 66, 17, 84, 49, 10, 11, 22, 35
84, 66, 49, 35, 22, 10
500
Which of the following is NOT a factor of 84? 1, 2, 3, 4, 6, 7, 8, 12, 21, 28, 42, 84
8
500
Which of the following correctly identifies it's GCF? 20, 40 ; GCF 10 35, 49 ; GCF 7
35, 49 ; GCF 7
500
What is the definition of a Prime Number?
A prime number is a number with only 2 factors; 1 and itself.
500
What is the definition of a composite number?
A composite number is a number with more than 2 factors.