20-0-6=

20-5-13=

2+0+15=

12+6+0=

14-6-3=

18-17-0=

9+2+4=

18+1+1=

9+0+5=

3+7+2=

13-4-2=

11+3+6=

12-5-0=

0+16+2=

20-7-6=

19+0+1=

8+0+4=

11+6+3=

1+2+17=

11-4-4=

1+3+14=

14-7-7=

6+5+2=

2+7+6=

5+11+1=

11-7-3=

11+2+5=

11-1-0=

7+12+1=

15-2-3=

1+1+18=

20-18-0=

18-17-1=

8+12+0=

14-9-1=

19+1+0=

14+4+2=

19+1+0=

12-3-6=

15-2-13=

14+5+1=

7+1+8=

17-12-5=

18+2+0=

18-6-5=

11+7+0=

18-9-5=

16-6-8=

20-2-5=

17-6-11=