Factoring Worksheet

List all the factors of the given numbers.

1 a.   72

 
 
 
 
 
1 b.   20

 
 
 
 
 
2 a.   12

 
 
 
 
 
2 b.   8

 
 
 
 
 
3 a.   55

 
 
 
 
 
3 b.   63

 
 
 
 
 
4 a.   15

 
 
 
 
 
4 b.   95

 
 
 
 
 
Page 2

Answer Key

1 c.  1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
1 a.  1, 2, 4, 5, 10, 20
2 a.  1, 2, 3, 4, 6, 12
2 a.  1, 2, 4, 8
3 a.  1, 5, 11, 55
3 a.  1, 3, 7, 9, 21, 63
4 a.  1, 3, 5, 15
4 a.  1, 5, 19, 95


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