7+2= 10-8= 7-4= 4+6=
4+3= 8+2= 5+4= 4-1=
8-2= 5-1= 1+9= 3+5=
5-2= 4-4= 8-4= 3+2=
9-6= 9-8= 6-2= 9+1=
8-0= 6-5= 1+7= 2+4=
6-3= 5+1= 2+8= 10-3=
8-3= 5+2= 3+7= 7-6=
6+2= 9-1= 8-8= 10-9=
8-7= 7-1= 1+8= 8-1=
6+4= 6-0= 10-6= 9-5=
7+3= 7-3= 1+6= 5-5=