19+28-6=

12+31-31=

18+9-6=

5+36-26=

17+9-6=

8+39-34=

20-14+33=

36-0+0=

13-7+33=

37+2-1=

6-6+39=

6-1+43=

33+0-0=

28-16+19=

42+0-0=

0+33-33=

46-40+20=

30+19-15=

47-14+16=

13-12+27=

49-26+5=

6+28-12=

8+17-4=

18+30-1=

29-26+36=

1+28-23=

33+17-3=

11+35-21=

19+19-4=

13-6+37=

34+3-0=

46+1-1=

47-37+24=

6+32-3=

23-3+14=

29+0-0=

15+17-12=

5+39-24=

35-18+17=

7-6+24=

17-1+25=

9+27-21=

14-5+30=

50-48+47=

9+34-17=

15-6+13=

44+5-4=

43+7-5=

4+19-2=

7-7+31=