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- 1. Multiple Choice
What is a Prime Number?
A number that has more than two factors
An Odd Number
A number that only has two factors; one and itself.
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- 2. Multiple ChoiceIs 5 prime or composite?PrimeComposite
- 3. Multiple Choice
Use a factor tree to find the prime factorization of 32
2x2x2x4
2x2x2x2x2
4x4x2
2x2x2x2x1
- 4. Multiple Choice
Use a factor tree to find the prime factorization of 42
4x4x3
6x7
7x3x2
5x4x2
- 5. Multiple Choice
Use a factor tree to find the prime factorization of 33
33
11x3
10x3
3x3x3x2
- 6. Multiple Choice2 x 2 x 2 or 23 is the prime factorization of612228
- 7. Multiple Choice
6
Prime
Composite
- 8. Multiple Choice
17
Prime
Composite
- 9. Multiple Choice
65
Prime
Composite
- 10. Multiple ChoiceA number that has only two factors, 1 and itself, is called a _______ number.primecompositeoddeven
- 11. Multiple ChoiceA number that has more than 2 factors is called a __________ number.primecompositeoddeven
- 12. Multiple ChoiceFour students each made a list of prime numbers.
Eric: 5, 7 17, 23
Maya: 3, 5, 13, 17
Bella: 2, 3, 17, 19
Joan: 7, 11, 13, 21
Who made an error and included a composite number?EricMayaBellaJoan - 13. Multiple ChoiceWhich is the prime factorization of 12 ?2 x 62 + 2 + 2 + 2 + 2 + 222 x 31 x 22 x 3
- 14. Multiple Choice
Find the prime factorization of 111
333
32 x 11
3 x 37
22 x 3 x 11
- 15. Multiple Choice
Find the prime factorization for 80
42 ⋅ 5
24 ⋅ 5
2 ⋅ 2 ⋅ 2
8 ⋅ 5 ⋅ 2
- 16. Multiple Choice
2x2x2x3 is the prime factorization for what number?
6
8
24
18
- 17. Multiple Choice
2x2x3x5 is the prime factorization for what number?
60
30
12
35
- 18. Multiple Choice
2x2x5x5 is the prime factorization for what number?
12
40
100
20
- Answer choicesTagsAnswer choicesTags