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- 1. Multiple Choice
What is the missing factor?
1
2
5
8
- 2. Multiple Choice
What are the missing factors?
2 and 3
3 and 6
3 and 3
1 and 9
- 3. Multiple Choice
List all the factors of 29.
29 does not have any factors.
1, 29
29
- 4. Multiple Choice
A prime number
has one factor
has more than 2 factors
has exactly 2 factors: 1 and the number itself
- 5. Multiple Choice
is 3 prime number or composite number?
prime
composite
- 6. Multiple Choice
Use a factor tree to find the prime factorisation of 168
- 7. Multiple Choice
Find the prime factorization of 18
2 • 9
22 • 3
2 • 32
3 • 6
- 8. Multiple Choice
Find the prime factorization of 60
5 • 12
2 • 32 • 5
22 • 3 • 5
27
- 9. Multiple Choice
Find the prime factorization of 30
22 • 5 • 7
2 • 32
2 • 3 • 7
2 • 3 • 5
- 10. Multiple Choice
Find the prime factorization of 81
22 • 7
23 • 5 • 7
43
34
- 11. Multiple Choice
Find the prime factorization of 81
22 • 7
23 • 5 • 7
43
34
- 12. Multiple ChoiceFind the GCF of 64 and 14486162
- 13. Multiple Choice
What is the GCF of 18 and 24?
3
6
8
9
- 14. Multiple ChoiceWhat is the GCF of 4 and 12?3164
- 15. Multiple ChoiceWhat is the greatest factor of 28 and 49?12712
- 16. Multiple ChoiceWhat is the LCM of 4 and 12?481216
- 17. Multiple ChoiceWhat is the LCM of 2, 4, 6?61242
- 18. Multiple ChoiceWhat is the LCM of 22 and 6?6224266
- 19. Multiple ChoiceJoe has listed the first 4 multiples of 7 as:
7 14 22 28
Which one is incorrect?7142228 - 20. Multiple Choice
Find the LCM (Least Common Multiple) of 18 and 24.
6
72
24
5
- Answer choicesTagsAnswer choicesTags