Factoring Worksheet

Factor the following numbers to their prime factors.

1 a.   50

 
 
 
 
 
 
 
 
1 b.   98

 
 
 
 
 
 
 
 
1 c.   7

 
 
 
 
 
 
 
 
2 a.   80

 
 
 
 
 
 
 
 
2 b.   65

 
 
 
 
 
 
 
 
2 c.   93

 
 
 
 
 
 
 
 
3 a.   20

 
 
 
 
 
 
 
 
3 b.   13

 
 
 
 
 
 
 
 
3 c.   58

 
 
 
 
 
 
 
 
Page 2

Answer Key

1 d.  2 × 52
1 b.  2 × 72
1 b.  prime
2 b.  24 × 5
2 b.  5 × 13
2 b.  3 × 31
3 b.  22 × 5
3 b.  prime
3 b.  2 × 29


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