40+31-21=
39+47-46=
79-24+39=
75+17-9=
91+4-2=
40+27-6=
62-8+31=
17-13+57=
59+20-19=
4-0+90=
3+97-4=
13-11+79=
94-59+32=
54+1-0=
1-1+84=
91+9-6=
81-73+42=
49+31-27=
75-43+54=
10+46-10=
68+21-21=
4+85-41=
99+1-1=
27+66-27=
57-32+72=
36-14+75=
53+20-7=
12-0+71=
67+14-11=
88+12-3=
12-8+67=
16+45-33=
11+54-9=
100+0-0=
90+5-0=
22-13+58=
35-31+78=
13-0+71=
14+40-40=
48-14+38=
70-12+39=
91+2-2=
56-12+0=
29+63-16=
81+0-0=
5-0+79=
93-6+6=
39-28+75=
66-7+22=
43+13-0=