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Prime or composite?

4th grade (Year 5 in England) · 16 questions · Common Core: 4.OA.B.4 · England: Y5 Multiplication and division

Name

Date

Score/ 16

1
Question 1
Is 78 prime or composite?
- A. prime
- B. composite
2
Question 2
Arjun says: "2 is the only even prime number." True or false?
- A. true
- B. false
3
Question 3
Which of these numbers is prime?
- A. 69
- B. 57
- C. 49
- D. 43
4
Question 4
Is 75 prime or composite?
- A. prime
- B. composite
5
Question 5
Nia says: "2 is the only even prime number." True or false?
- A. true
- B. false
6
Question 6
Which of these numbers is prime?
- A. 53
- B. 91
- C. 57
- D. 33
7
Question 7
Is 57 prime or composite?
- A. prime
- B. composite
8
Question 8
Isla says: "15 is composite." True or false?
- A. true
- B. false
9
Question 9
Which of these numbers is prime?
- A. 77
- B. 87
- C. 89
- D. 57
10
Question 10
Is 68 prime or composite?
- A. prime
- B. composite
11
Question 11
Nia says: "21 is prime." True or false?
- A. true
- B. false
12
Question 12
Which of these numbers is prime?
- A. 21
- B. 51
- C. 41
- D. 27
13
Question 13
Is 97 prime or composite?
- A. prime
- B. composite
14
Question 14
Zara says: "2 is the only even prime number." True or false?
- A. true
- B. false
15
Question 15
Which of these numbers is prime?
- A. 71
- B. 69
- C. 27
- D. 63
16
Question 16
Is 3 prime or composite?
- A. prime
- B. composite

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