88/22=88/(2*11)=88/2/11=44\11=4
72/12=72/(2*6)=72/2/6=36/6=6
64/16=64/(4*4)=64/4/4=16/4=4
24/12=24/(2*6)=24/2/6=12/6=2
45/15=45/(5*3)=45/5/3=9/3=3
88/44=88/(4*11)=88/4/11=22/11=2
