67-34+37= 76-65+38= 32+45-67=
67-34+28= 87-69+52= 67-26+25=
56+24-35= 78-35+13= 89-45+27=
78-69+56= 23+54-60= 76-68+39=
45-26+49= 96-67+32= 100-58-32=
25+56-67= 89-62+45= 23+58-66=
6
78-69+63= 77-46+28= 99-65+32=
89-34+27= 89-65+78= 28+65-67=
98-64+28= 96-87+22= 77-29-32=
59+24-25= 78-75+13= 99-45+17=
78-69+66= 43+29-60= 86-69+49=
45-29+48= 86-67+31= 100-66-33=
7
45+36-67= 69-62+45= 23+58-56=
78-49+61= 97-46+38= 97-75+22=
79-34+37= 79-65+38= 38+45-67=
89-64+28= 96-77+52= 87-62+35=
77-69+56= 28+66-77= 87-34-27=
33+56-60= 76-58+39= 45-23+49=
8
93-67+22= 100-64-32= 54+34-25=
87-62+45= 43+38-66= 78-54+63=
76-48+28= 79-65+32= 97-59+21=
79-65+18= 38+25-47= 69-44+28=
96-87+22= 76-29+12= 45-27+54=
54+24-35= 68-35+13= 89-45-17=
9
78-56+34= 65+29-60= 76-69+49=
54-29+36= 98-67+31= 100-34-33=
54+36-67= 45-32+25= 45+43-56=
78-49+61= 79-46+38= 99-75-22=
67-34+37= 76-55+32= 32+45-67=
67-34+28= 8 7-69+52= 67-26+25=
10