21-15+34=

16-8+25=

5+27-4=

17-15+19=

27+10-2=

28+21-10=

49+1-1=

17-9+40=

23+14-3=

29-9+20=

10-7+30=

43-15+2=

31-29+1=

37+1-1=

47+3-0=

8+41-35=

14+17-9=

4+31-4=

49+0-0=

3-0+22=

2-1+32=

5+33-22=

40-29+10=

32+6-1=

40+4-4=

9+34-12=

6-2+31=

34-0+6=

40+1-0=

17-10+26=

38+9-8=

7+36-27=

42+0-0=

41+1-1=

8-6+36=

40-28+5=

6-2+39=

18+31-16=

1+28-14=

47-28+14=

0+42-23=

46+1-0=

15-14+38=

44-24+9=

50+0-0=

17+22-2=

47+1-1=

1+25-19=

26-9+17=

25+4-4=