Factoring Worksheet

Factor the following numbers to their prime factors.

1 a.   17

 
 
 
 
 
 
 
 
1 b.   65

 
 
 
 
 
 
 
 
1 c.   51

 
 
 
 
 
 
 
 
2 a.   87

 
 
 
 
 
 
 
 
2 b.   44

 
 
 
 
 
 
 
 
2 c.   21

 
 
 
 
 
 
 
 
3 a.   71

 
 
 
 
 
 
 
 
3 b.   15

 
 
 
 
 
 
 
 
3 c.   68

 
 
 
 
 
 
 
 
Page 2

Answer Key

1 d.  prime
1 d.  5 × 13
1 b.  3 × 17
2 b.  3 × 29
2 b.  22 × 11
2 b.  3 × 7
3 b.  prime
3 b.  3 × 5
3 b.  22 × 17


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