14-9= 60+40= 69-7= 82+6= 14-7+10=
4+57= 43-4= 12-8= 19+9= 63+5-6=
5+40= 80-50= 29-6= 73+5= 16-9-3=
30-3= 13-6= 28-10= 6+17= 87-7+20=
40+18= 7+53= 51-2= 76-60= 35+30+8=