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4th Grade
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Prime or Composite?
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Sheet 3
Prime or Composite? — Worksheet 3
Name:
Date:
Prime or Composite?
A prime number has exactly two factors: 1 and itself. Circle the right word.
44
prime
composite
4
prime
composite
28
prime
composite
6
prime
composite
47
prime
composite
30
prime
composite
11
prime
composite
17
prime
composite
34
prime
composite
13
prime
composite
48
prime
composite
53
prime
composite
21
prime
composite
42
prime
composite
18
prime
composite
41
prime
composite
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4th Grade · Sheet #3