14+5= 14+3= 4+5= 13+5= 13+3= 14+4=
10-6= 7-5= 9-2=10-10= 9-9= 1-1=
4-2= 10-5= 4-3=2-2= 2-1= 6-5=
6-3= 5-3= 6-6= 8-1= 9-1= 10-4=
8-4= 9-5= 5-5= 3-3= 7-7= 8-7=
9-4= 8-2= 9-7=4-4= 10-5= 4-2=