12+6= 29-7= 33+2= 3+40= 15+4=

23+5= 37+1= 29-3= 38-3= 15-4=

18-2= 30+8= 43+1= 86+2= 70+3=

30-2= 72-2= 66-4= 39-2= 20-9=

53+5= 35+2= 39-4= 8+50= 20-1=

40+6= 62+7= 89-5= 63+3= 34-2=

50-4= 11+2= 53-3= 60+8= 80-7=

32+4= 26-5= 84+4= 35-10= 71+9=

18-4= 66+10= 83-3= 71+5= 60-5=

36+3= 58+30= 28-7= 87-10= 80-6=

11+9= 80-3= 95-4= 64+3= 98-4=

25+7= 62-2= 83+5= 83+10= 10+8=

56+20= 64+6= 65+3= 15-3= 30-3=

32+6= 29-7= 35+2= 7 3+4= 25+4=

43+5= 87+10= 3 9-3= 48-30= 95-40=

81-2= 60+8= 39+10= 76+10= 70+30=

48-9= 47-8= 52-4= 43-8= 68-9=

40-2= 27-9= 32-4= 41-2= 38-9=

50-8= 63-9= 37-8= 56-20= 88-9=