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