Решаем примеры по порядку.
| 20-9+7-3= | 16-11-2-3= | 20-8-12+17= | 17+2-8+4= |
| 17-2-13+2= | 15-3-2+3= | 15-4+3+4= | 12+3-5+7= |
| 14-5-6-3= | 20-7+4-14= | 18-11-5+7= | 14-5-7-5= |
| 16-2-4+7= | 20-4+2-7= | 13+2+4-9= | 12-4-3-10 = |
| 15+2+2-8= | 15-5-8+2= | 16+3-8-10 = | 15-5-3+ 12 = |
| 20-2-13+2= | 4+13+3-10= | 16+3-2-15 = | 13+5-3+3= |
| 19-4-3+4= | 15+3-6+8= | 10+8-5+2= | 12+7-14 + 4 = |
| 14-10-3+7= | 18-3-5+10= | 17-5-4-3= | 2012-3-2= |
| 16-2+3+3= | 10-7+1+6= | 16-6-9-4= | 12+7-8+3= |
| 19-5-3+5= | 20-2-17+4= | 16+3-9+8= | 15-5-4-2= |
| 14-6-11-7= | 12+8-11-9= | 10+10-11-5= | 16-5-3-14 = |
| 10+10-5-5= | 17+2-14+10= | 17-7-8+2= | 12+5-2+2= |
| 20-14-3-3= | 18-3-11+2= | 11+9-3-5= | 11+5-2-3= |
| 16-4-8-6= | 10+5+5-7= | 12+7-5+2= | 20-3+3-5= |
| 17-5-4-5= | 20-8+6-8= | 19-7+4-3= | 14+5-2-6= |
| 20-5-2+4= | 13-3-7+4= | 13+5-7+4= | 10-3+13-4= |
| 17-7-5-4= | 14+3+2-8= | 11+1+5-3= | 16-6+2+8= |
| 20-2-16+6= | 20-3-5-2= | 20-2-3-2= | 12-10+3-2= |
| 19-14-3+5= | 19-9+5+5= | 10-9+18-11= | 14-12+2+16= |
| 17-2-3+6= | 18-13-2= | 14-13+15-5= | 2010+3+7= |
| 10-7-4-2= | 13+5+2-6= | 15-4+5-2= | 12-2+6-5= |
| 19-4-4+7= | 11+3+5-4= | 18-6-2+6= | 18-15+12-3= |
| 11-10-0+9= | 19-2-5-11= | 19-3+3-10= | 14-2-4-2= |
| 15-10-5+4= | 11+6-11-2= | 12+3-2+7= | 20-3+3-8= |
| 17-2-13+5= | 11+5+2-3= | 10+8+2-18= | 20-8+7-15= |
| 11+8-7+2= | 17-5-2+3= | 13+4+0-12= | 4+14-3-12= |
| 20-5+4-9= | 19-5-11+4= | 20-4-16+7= | 10+3+5-13= |
| 17-12-5+6= | 15-5-9-11= | 14-4-7+9= | 7+12-2+3= |
| 15+4-8-11= | 17-2-3+6= | 15-2+2-10= | 5-3+12-3= |
| 16-3-12+5= | 12+2-3+3= | 11+4-2+2= | 16+4-13+2= |
| 10-9+7+2= | 18-10-6-2= | 12+2-11-3= | 20-2-16+4= |
| 19-7-2+4= | 17+3-7+4= | 18-10-7+12= | 10-10+12-1= |
| 20-4+3-8= | 13+4-5-10= | 19+1-13+2= | 18-4-2+7= |
| 16+2+2-6= | 20-6+2+2= | 14-3+2+4= | 8-2+12-2= |
| 2+11+7-3= | 18-4-10+3= | 14-2-11+8= | 19-9+10-6= |
| 20-5-3-8= | 19-8+7-11= | 16-10+3+7= | 7+13-5+4= |
| 4+4+2-11= | 3+17-15-2= | 17-2-3-15= | 5+14-16+ 13 = |
| 2+5-13+11= | 17-3-13+19= | 12-2-4-2= | 5-2+17-2= |
| 9-3-15+10= | 19-4-3+2= | 11+7+2-6= | 5+11+3-18 = |
| 9-4-2-11= | 20-4-3-3= | 20-12-10-5= | 15-10-3+ 14 = |
| 8-10+6= | 16-11-3+5= | 10-2-3+15= | 20-13+3-6= |
| -5+6-7= | 16-10-4+15= | 13-2+2+6= | 6+12-4-13 = |
10