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- 1. Multiple ChoiceA prime number...has one factor.has more than 2 factors.has 100 factors.has exactly 2 factors: 1 and the itself.
- 2. Multiple ChoiceA composite number ...has more than 2 factors.has one factor.has at least 10 factors.is always a really big number.
- 3. Multiple Choice
One is...
prime
composite
not prime or composite
the loneliest number
- 4. Multiple Choice
Which of the following is NOT prime?
29
23
17
39
- 5. Multiple ChoiceIs 5, a prime or composite number?PrimeComposite
- 6. Multiple ChoiceIs 12, a prime or composite number?PrimeComposite
- 7. Multiple ChoiceA prime number...has one factor.has more than 2 factors.has 100 factors.has exactly 2 factors: 1 and the itself.
- 8. Multiple ChoiceA composite number ...has more than 2 factors.has one factor.has at least 10 factors.is always a really big number.
- 9. Multiple ChoiceIs 17, a prime or composite number?PrimeComposite
- 10. Multiple ChoiceIs 34, a prime or composite number?PrimeComposite
- 11. Multiple ChoiceAll of these are prime except39213
- 12. Multiple Choice
Find the prime factorization of 105
7x5x3
11x5x3
7x5x2x1
7x5x3x2
- 13. Multiple ChoiceWhat are the prime factors of 30?3, 2, 51, 2, 3, 5, 6, 15, 303, 3010, 3
- 14. Multiple ChoiceStickers come in packs of 12. Notebooks come in packs of 10. What is the fewest number of packs of each item that Lindsay can buy in order to have the same number of each item.10 packs of stickers; 12 packs of notebooks5 packs of stickers; 6 packs of notebooks6 packs of stickers; 5 packs of notebooks60 packs of each
- 15. Multiple ChoiceWrite 28 as a product of its prime factors.2x2x74x7
- 16. Multiple ChoiceWrite 54 as a product of its prime factors.2x2x3x32x3x3x32x3x96x9
- 17. Multiple ChoiceWrite 68 as a product of its prime factors.2x344x172x2x172x3x17
- 18. Multiple ChoiceWhich list contains all prime numbers?2, 3, 5, 7, 112, 3, 5, 7, 92, 4, 5, 7, 112, 3, 5, 7, 12
- 19. Multiple ChoiceWhich list contains composite numbers?4, 6, 8, 9, 122, 4, 6, 7, 124, 6, 8, 9, 1312, 14, 16, 17, 18
- 20. Multiple ChoiceWrite 105 as a product of its prime factors.3x5x715x73x352x5x7
- 21. Multiple ChoiceWrite 92 as a product of its prime factors.4x232x462x2x232x3x23
- 22. Multiple ChoiceWhich of the following is a prime number?49536681
- 23. Multiple ChoiceAll of these are prime except3319273
- 24. Multiple Choice
Use a number tree to find the prime factorization of 64
2 x 2 x 2 x 2 x 2 x 2
4 x 4 x 2 x 2
- 25. Multiple Choice
Use a number tree to find the prime factorization of 42
4 x 4 x 3
7 x 3 x 2
- Answer choicesTagsAnswer choicesTags