2-1+16=

5+11-4=

6-3+9=

19+0-0=

2-2+17=

19+0-0=

1-0+18=

18-9+0=

14-9+4=

15-4+5=

13+7-1=

14+4-1=

17-14+3=

17-1+3=

2+10-6=

2+18-5=

15+5-4=

3-1+13=

12+5-5=

4-1+15=

18+0-0=

6-1+7=

18-3+2=

7-7+18=

11-8+8=

15+3-2=

11+7-3=

2-1+14=

17+2-2=

14+4-0=

6+13-8=

19-2+1=

17+1-0=

14+1-1=

13+6-2=

12+4-2=

8+10-5=

20-8+5=

8-5+16=

15+3-1=

12-0+3=

17-13+9=

0+20-13=

6-1+10=

9-3+11=

6-3+16=

15-3+4=

3+8-0=

1+14-4=

2+18-6=