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A Printable Math Worksheet - Resource # 777777 - by HelpingWithMath.com

Prime Factorization with Factor Trees



Fill in the missing numbers in the factor trees then write the prime factorization (the first one is done for you):
12
2 x  6 
   
     2  x  3 

 
32
4 x  8 
 
 2  x  2     2  x  4 
         
       2  x  2 

Prime Factorization:  2 x 2 x 3  

 

 Prime Factorization:  2 x 2 x 2 x 2 x 2  
50
5 x  10 
   
     5  x  2 

 
48
4 x  12 
 
 2  x  2     3  x  4 
         
       2  x  2 

 

Prime Factorization:  2 x 5 x 5  

 

 Prime Factorization:  2 x 2 x 2 x 2 x 3  
36
3 x  12 
   
     2  x  6 
         
       2  x  3 

 
75
25 x  3 
   
 5  x  5     

 

Prime Factorization:  2 x 2 x 3 x 3  

 

 Prime Factorization:  3 x 5 x 5  
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