Factoring Worksheet

Factor the following numbers to their prime factors.

1 a.   210

 
 
 
 
 
 
 
 
1 b.   13

 
 
 
 
 
 
 
 
2 a.   337

 
 
 
 
 
 
 
 
2 b.   350

 
 
 
 
 
 
 
 
3 a.   89

 
 
 
 
 
 
 
 
3 b.   169

 
 
 
 
 
 
 
 
Page 2

Answer Key

1 c.  2 × 3 × 5 × 7
1 d.  prime
2 d.  prime
2 d.  2 × 52 × 7
3 c.  prime
3 c.  132


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