How do you show your work on factors of 108?
First you have 1 and 100. Since 100 is even, it can be divided
by 2. So 50 is a factor and is even so it can be divided by 2. So
25 is a factor and it can be divided by 5. Now divide 100 by all
those factors.
1,2,4,5,10,20,25,50,100