Identifying Prime And Composite Numbers Worksheet With Answer Key

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Identifying Prime and Composite Numbers
Determine if the number shown is Prime(P) or Composite(C).
A n s w e r s
1) 17
P
1.
2) 81
C
2.
3) 53
P
3.
4) 65
C
4.
5) 56
C
5.
6) 23
P
6.
7) 59
P
7.
8) 3
P
8.
9) 41
P
9.
10) 88
C
10.
11) 27
C
11.
12) 68
C
12.
13) 66
C
13.
14) 72
C
14.
15) 67
P
15.
16) 100
C
16.
17) 22
C
17.
18) 73
P
18.
19) 7
P
19.
20) 83
P
20.
1-10 95 90 85 80 75 70 65 60 55 50
Math
6
11-20 45 40 35 30 25 20 15 10 5
0

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