17+70=35-20=30+45=50+36=
12+47=85-52=72-41=33+41=
46-22=69-24=55-30=15+62=
56-42=41+21=66+21=74+14=
46+21=79-25=10+79=88-67=
97-75=88-47=48-22=57-32=
79-33=69-48=84-20=49+20=
47-31=51-10=28-17=26+20=
21+10=47-25=99-84=68-16=
51+14=31+47=10+23=43+25=
10+53=95-52=42+30=85-54=
14+61=11+14=24+24=40+36=
85-11=93-80=22+31=30+17=
50+15=10+78=93-51=92-11=
52+14=66+33=54-31=92-81=
97-36=99-38=73-30=78-31=
63-52=86-63=55+21=86-21=
41+35=24+65=82-61=60+32=
61-20=87-40=43-20=42+22=
57+21=81+17=21+40=32+61=
63+30=85-72=11+24=44-11=
34+33=45+12=57-30=87-76=