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avatar+132 

What is the GCF of

45

and

9​?

 Apr 14, 2021
 #1
avatar+180 
+1

The GCF is 45 and 9 is 9.

 Apr 14, 2021
 #2
avatar+121004 
+1

45  =  5  * 3^2

 

9  =  3^2

 

Take  the  factor(s)  that  is / are  common to  both  =  3^2   =  9

 

This is  the GCF   ....

 

 

cool cool cool

 Apr 14, 2021

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