32+17= 58+14= 80-20= 88-50= 93-60=
88+6= 24+37= 49-10= 36+30= 97-80=
7+85= 45+30= 20+56= 91+6= 6+88=
19+10= 55+40= 60-50= 84+12= 24+74=
20+50= 73-20= 89+4= 28+8= 8+70=
22+6= 64-10= 46+4= 51+8= 96-60=
32+63= 6+26= 26+9= 68-50= 38-20=
63-50= 50+45= 68-20= 19+38= 83+3=
85-80= 32+40= 47-20= 43+43= 72-50=
64-20= 98-50= 40+25= 4+42= 7+79=