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