a,e,i ,
12,14,16,18,20
5*5=25
5/5=1
9,11,13,15
2*3=6
1,3,5,7
A,B,C,D
4-2=2
2/2=1
2,4,6,8,10
E,F,G,H
2+1=3
o,u
2-1=1
3+1=2
