Factoring Worksheet

Factor the following numbers to their prime factors.

1 a.   51

 
 
 
 
 
 
1 b.   15

 
 
 
 
 
 
2 a.   92

 
 
 
 
 
 
2 b.   65

 
 
 
 
 
 
3 a.   68

 
 
 
 
 
 
3 b.   100

 
 
 
 
 
 
4 a.   9

 
 
 
 
 
 
4 b.   80

 
 
 
 
 
 
Page 2

Answer Key

1 c.  3 × 17
1 b.  3 × 5
2 b.  22 × 23
2 b.  5 × 13
3 b.  22 × 17
3 b.  22 × 52
4 b.  32
4 a.  24 × 5


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