Question 108005

Let's divide and divide...


{{{45/75=(45/5)/(75/5)=9/15}}}
{{{9/15=(9/3)/(15/3)=3/5}}}


3 and 5 are prime...  can be divide...


We divided by 5 and 3. So, the GCF of 45 and 75 is


{{{5*3=15}}}


Thus, the GCF of 45 and 75 is 15.


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