Factoring Worksheet

Factor the following numbers to their prime factors.

1 a.   491

 
 
 
 
 
 
 
 
1 b.   154

 
 
 
 
 
 
 
 
2 a.   254

 
 
 
 
 
 
 
 
2 b.   71

 
 
 
 
 
 
 
 
3 a.   80

 
 
 
 
 
 
 
 
3 b.   412

 
 
 
 
 
 
 
 
Page 2

Answer Key

1 c.  prime
1 c.  2 × 7 × 11
2 c.  2 × 127
2 b.  prime
3 b.  24 × 5
3 b.  22 × 103


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