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4th Grade
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Prime or Composite?
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Sheet 10
Prime or Composite? — Worksheet 10
Name:
Date:
Prime or Composite?
A prime number has exactly two factors: 1 and itself. Circle the right word.
31
prime
composite
56
prime
composite
42
prime
composite
49
prime
composite
28
prime
composite
13
prime
composite
6
prime
composite
4
prime
composite
60
prime
composite
9
prime
composite
25
prime
composite
24
prime
composite
19
prime
composite
57
prime
composite
11
prime
composite
43
prime
composite
fun
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4th Grade · Sheet #10