Identifying Prime And Composite Numbers Worksheet With Answer Key
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1
2Name:
Identifying Prime and Composite Numbers
Determine if the number shown is Prime(P) or Composite(C).
A n s w e r s
1) 28
C
1.
2) 40
C
2.
3) 17
P
3.
4) 61
P
4.
5) 45
C
5.
6) 13
P
6.
7) 60
C
7.
8) 35
C
8.
9) 18
C
9.
10) 71
P
10.
11) 11
P
11.
12) 56
C
12.
13) 79
P
13.
14) 7
P
14.
15) 96
C
15.
16) 19
P
16.
17) 41
P
17.
18) 31
P
18.
19) 10
C
19.
20) 84
C
20.
1-10 95 90 85 80 75 70 65 60 55 50
Math
3
11-20 45 40 35 30 25 20 15 10 5
0
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