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6 - 1.4 Activity
Test Description: Prime Factorization
Instructions: Answer all questions to get your test result.
1) List the factor pairs of the number. 15
A
1,15 ; 2,7 ; 3,5
B
3,5
C
1,15 ; 3,5
D
1,15
2) List the factor pairs of the number. 22
A
1,22 ; 2,11
B
1,22 ; 2,11 ; 3,7
C
1,22
D
1,22 ; 10,12
3) List the factor pairs of the number. 34
A
1,34 ; 2,16
B
1,34
C
1,34 ; 2,17 ; 3,12
D
1,34 ; 2,17
4) List the factor pairs of the number. 39
A
1,39 ; 3,13
B
1,39
C
1,39 ; 3,12
D
1,39 ; 3,13 ; 6,6
5) List the factor pairs of the number. 45
A
1,45
B
1,45 ; 5,9
C
1,45 ; 3,15
D
1,45 ; 3,15 ; 5,9
6) List the factor pairs of the number. 59
A
1,59 ; 2,29
B
1,59
C
1,59 ; 2,28
D
1,59 ; 2,29 ; 3,19
7) List the factor pairs of the number. 61
A
1,16
B
1,61 ; 3,20
C
1,61
D
1,61 ; 3,21
8) Write the prime factorization of the number. 16
A
2 • 2 • 2
B
2 • 8
C
2 • 4
D
2 • 2 • 2 • 2
9) Write the prime factorization of the number. 25
A
5 • 20
B
5 • 5
C
5 • 5 • 5 • 5 • 5
D
10 • 15
10) Write the prime factorization of the number. 30
A
2 • 15
B
2 • 2 • 3 • 5
C
5 • 6
D
2 • 3 • 5
11) Write the prime factorization of the number. 26
A
20 • 6
B
2 • 2 • 3 • 3
C
13 • 13
D
2 • 13
12) Write the prime factorization of the number. 84
A
6 • 14
B
2 • 2 • 3 • 7
C
42 • 42
D
2 • 3 • 7
13) Write the prime factorization of the number. 54
A
2 • 2 • 3 • 3
B
27 • 27
C
2 • 27
D
2 • 3 • 3 • 3
14) Write the prime factorization of the number. 65
A
5 • 60
B
2 • 2 • 3 • 5
C
2 • 3 • 5
D
5 • 13
15) Write the prime factorization of the number. 77
A
7 • 11
B
2 • 3 • 11
C
2 • 2 • 3 • 7
D
33 • 44
*select an answer for all questions
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