Factoring Worksheet

Factor the following numbers to their prime factors.

1 a.   120

 
 
 
 
 
 
 
 
1 b.   191

 
 
 
 
 
 
 
 
2 a.   378

 
 
 
 
 
 
 
 
2 b.   409

 
 
 
 
 
 
 
 
3 a.   467

 
 
 
 
 
 
 
 
3 b.   255

 
 
 
 
 
 
 
 
Page 2

Answer Key

1 c.  23 × 3 × 5
1 c.  prime
2 c.  2 × 33 × 7
2 c.  prime
3 c.  prime
3 c.  3 × 5 × 17


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