Name: 
 

GCD/GCF


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
Find the greatest common divisor (GCD) of 117, 99, and 126.
a.
11     
b.
13      
c.
9       
d.
8       
e.
99
 

 2. 
Find the greatest common divisor (GCD) of 150, 20, and 140.
a.
10       
b.
30     
c.
9       
d.
15       
e.
2    
 

 3. 
Find the greatest common divisor (GCD) of  35, 98, and 63.
a.
5       
b.
7       
c.
6       
d.
30     
e.
14    
 

 4. 
Find the greatest common divisor (GCD) of  63, 108, and 27.
a.
7       
b.
12      
c.
8      
d.
9
 

 5. 
Find the greatest common divisor (GCD) of  60, 90, and 66.
a.
10      
b.
15       
c.
6         
d.
5
 

 6. 
Find the greatest common divisor (GCD) of  84, 156, and 48.
a.
12       
b.
7       
c.
13        
d.
11
 

 7. 
Find the greatest common divisor (GCD) of  49, 77, and 21.
a.
6          
b.
8         
c.
11          
d.
7       
e.
49
 

 8. 
Find the greatest common divisor (GCD) of  32, 52, and 12.
a.
3       
b.
8          
c.
4            
d.
13       
 

 9. 
Find the greatest common divisor (GCD) of  91, 105, and 21.
a.
6       
b.
7       
c.
15        
d.
13       
 

 10. 
Ramon would like to plant a garden where each row has the same combination of plants. If Ramon has 27 tomato plants, 15 cucumber plants, and 6 basil plants, what is the greatest number of rows the garden can have if Ramon uses all of the plants?
a.
2 rows      
b.
3 rows      
c.
9 rows      
d.
5 rows
 



 
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