Factoring Worksheet

Factor the following numbers to their prime factors.

1 a.   35

 
 
 
 
 
 
 
 
1 b.   4

 
 
 
 
 
 
 
 
1 c.   51

 
 
 
 
 
 
 
 
2 a.   9

 
 
 
 
 
 
 
 
2 b.   49

 
 
 
 
 
 
 
 
2 c.   64

 
 
 
 
 
 
 
 
3 a.   50

 
 
 
 
 
 
 
 
3 b.   89

 
 
 
 
 
 
 
 
3 c.   86

 
 
 
 
 
 
 
 
Page 2

Answer Key

1 d.  5 × 7
1 b.  22
1 a.  3 × 17
2 b.  32
2 a.  72
2 a.  26
3 a.  2 × 52
3 b.  prime
3 b.  2 × 43


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