Factoring Worksheet

Factor the following numbers to their prime factors.

1 a.   460

 
 
 
 
 
 
1 b.   320

 
 
 
 
 
 
2 a.   336

 
 
 
 
 
 
2 b.   126

 
 
 
 
 
 
3 a.   370

 
 
 
 
 
 
3 b.   429

 
 
 
 
 
 
4 a.   109

 
 
 
 
 
 
4 b.   7

 
 
 
 
 
 
Page 2

Answer Key

1 c.  22 × 5 × 23
1 c.  26 × 5
2 b.  24 × 3 × 7
2 c.  2 × 32 × 7
3 c.  2 × 5 × 37
3 c.  3 × 11 × 13
4 c.  prime
4 c.  prime


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