2+18= 18-6= 16-1=

2+12= 5+11= 17-7=

5+1= 10-1= 12+5=

11-2= 15+1= 19-11=

10+9= 16-7= 2+15=

16-15= 15+3= 9-4=

20-1= 11-10= 6+8=

2+5= 2+6= 10+1=

17-16= 13+4= 20-1=

1+2= 20-3= 2+7=

19-6= 15-12= 9+1=

14-1= 5+2= 13+7=

19-4= 3+5= 17+3=

3+8= 8+4= 17+3=

17+3= 4+12= 14+3=

1+14= 1+5= 3+14=

13-3= 10+2= 9-8=

12-8= 2+5= 19-18=

14+3= 17-3= 9-4=

6+13= 13+5= 3+7=

12+3= 5+6= 17-1=

5+2= 7+7= 6+7=

12-11= 20-13= 13+6=

15-5= 20-1= 5+8=

18-12= 7+1= 20-6=

8+6= 3+13= 1+19=

17-16= 7+13= 10-2=

11+6= 1+8= 14+2=

9+5= 2+10= 1+12=

8+12= 11-10= 3+3=

3+17= 8+4= 8+2=

2-1= 1+4= 9+9=

8+7= 20-18= 19-5=

5+6= 20-3= 17-10=

1+16= 9+1= 9+10=

10-2= 18-17= 6+14=

18-8= 9+6= 8-6=

7-5= 13+2= 19-12=

11+9= 17-12= 16-4=

13-1= 16-8= 2+12=

2+8= 15-8= 19-16=

19-4= 14+3= 3+4=

19-17= 5-1= 15+5=

20-1= 19-10= 7-1=

6-3= 6+13= 11-3=

11+7= 10+4= 20-15=

17-7= 7-6= 19-16=

14+3= 5+8= 20-19=

5+13= 1+8= 9+7=

13-2= 9-1= 17-9=

6-1= 18-4= 14-13=

10-1= 15-2= 12-2=

3+5= 9+5= 13-1=

18-13= 12+8= 11+7=

6+7= 15-5= 16-5=

12-1= 4+5= 13+4=

5-2= 7-2= 5+3=

4+12= 15+5= 12+1=

3+7= 14-6= 7+8=

3+6= 16-6= 19-16=

20-9= 11-9= 13-7=

4+11= 1+18= 19-18=

7+13= 1+7= 13+2=

17-8= 17-7= 2+5=

3-2= 7+10= 16-10=

5+6= 11-10= 18-16=

14-2= 18-2= 11+7=

7+12= 9-1= 10-8=

20-15= 10-9= 20-8=

20-11= 20-5= 20-18=

14+2= 14-10= 6+11=

12+7= 12-10= 14+5=

18-4= 9+8= 6+3=

16-4= 18-12= 1+17=

14+2= 4+4= 10-2=

14-6= 12-6= 12+6=

11-3= 15+2= 5+13=

9+6= 2+1= 16-14=

1+8= 4+12= 3+13=

14-3= 18-5= 7+6=

12+1= 12-1= 19-15=

18-1= 13-11= 16+1=

9-2= 16-7= 16-15=

18-14= 18-5= 16+4=

20-16= 17-5= 20-19=

10-5= 11-4= 1+8=

16-11= 17-5= 6+2=

6+10= 14-9= 18-11=

2+13= 6+8= 13-12=

13-3= 8+5= 19-4=

19-18= 7-4= 6+13=

17-3= 1+17= 20-6=

7-2= 5-2= 7+3=

14-2= 15+4= 14-8=

17-6= 11-2= 20-15=

6+2= 11-8= 9-4=

16-6= 14+1= 2+5=

2+17= 2+10= 8+12=

14+3= 8-2= 17+1=

20-5= 18-13= 11-9=

18-15= 15-9= 1+8=

19-14= 10+5= 19-12=

20-13= 12-9= 18-6=

14-8= 7+8= 18-14=

11-8= 8-7= 17+3=

1+3= 7-4= 2+5=

5-2= 14-3= 8+9=

13-1= 9+3= 7+12=

17-3= 20-19= 5-1=

20-15= 19-18= 12+2=

15-5= 12-3= 6+4=

7+5= 19-8= 18-11=

19-13= 8+9= 10-4=

2+3= 3+1= 4+10=

7+6= 8+9= 3+15=

12-3= 1+18= 19-12=

15-1= 11+2= 7+4=

15-5= 9-3= 19-9=

17+2= 6+12= 10+1=

9+7= 11-5= 15-1=

1+5= 14+5= 2+11=

4+4= 6-1= 4+15=

2+10= 17-3= 15+2=

6-5= 7+10= 18+2=

5+4= 4+7= 2+14=

6+1= 13-4= 10-9=

19-11= 14+6= 2+18=

16-8= 10-8= 1+12=

8+4= 13+3= 4-1=

1+9= 14-5= 8+1=

4+4= 7+2= 16-2=

3+11= 14-13= 16+4=

19-11= 6+4= 10+9=

1+17= 12+6= 18-5=

17-11= 6-5= 3+16=