文档介绍：18+45-22=
62-8+25=
50+26+8=
95-68+27=
62-17-5=
12+18-20=
36-8+12=
65-47+3=
16+48-6=
50+26-48=
95-68+27=
12+18-20=
62-17-5=
36-8+12=
65-47+3=
16+48-6=
87-56+34=
50-49+7=
38-19+2=
46+5-51 =
32+46-18=
19+31-26=
16+24-17=
14+32+33=
75-52+25=
18+34-40=
74+17-65=
45+32-15=
46-15+27=
30+25-45=
25+59-14=
56+35-27=
56+14-32=
29-16+45=
80-56+14=
17+56-23=
26+59-47=
100-50+35=
76-56+45=
56-5+14=
12+6-4=
28+12-5=
12+16+42=
100-50-9=
18-9+14=
46+5-37=
27+39-15=
90-45+9=
35-17+46=
29-16+45=
17+56-23=
80-56+14=
26+59-47=
100-50+35=
76-56+45=
16+14-8=
29-18+47=
60-25+14=
17+28-14=
2+36+19=
100-26+27=
98-56+3=
100-69+25=
9+26+35=
32+56-29=
61-2+25= 38-29+17=
66-60+58=