文档介绍：.
1 / 56
89-37=
51-39=
52-27=
63-27=
48+23=
57-48=
54+29=
62+19=
86-54=
54+28=
27+8-36=
60-37=
52+23=
23+32=
53+36=
46-38=
35+17=
76-18=
42-37=
75+17=
86-45=
55+17=
63-49=
92-59=
40-12=
38-16=
42+13=
42-16=
63-37=
70-42=
75-55=
62-56=
50+22=
83-56=
15+56=
48-26=
75-33=
48+35=
38+46=
42-19=
12+29-19=
69+10-36=
27+12-28=
67+27-37=
33-17+15=
75-36+10=
72-54+12=
65-39-15=
.
5 / 56
62-18+24=
54+21+18=
53-29+19=
35+12-28=
86-12-15=
57-33+31=
36-27+9=
77-19-16=
88-34+18=
85-36+27=
12+79-62=
51-27+28=
51-42+53=
77-65-6=
71-52+36=
75-24+26=
75+24-23=
32+45-38=
81-45+36=
24-16+40=
63+12-42=
53-37+15=
63-23+28=
48-26+18=
21+82-60=
36+34-14=
73+12-71=
21+82-60=
44-5+12=
100-76+22=
72-45+32=
54-21-18=
67-47+22=
21+82+17=
83-27+10=
54+21-18=
65-33-18=
68-65-3=
54-52+17=
88-51-24=
76-63+1=
63+18+11=
65+15-47=
77-34+55=
43-29+13=
85-28-28=
77-38+42=
60-34+35=
17+27-10=
55+38-15=
54-41+36=
99-88+77=
75+15-30=
92-6+11=
42-37+54=
77-64+22=
.
6 / 56
25-9-12=
73-28=
36+45=
28-19-9=
23-14-9=
54-28=
39-27=
3+14+7=
11+16-9=
23-10-5=
61-15=
82-36=
12+18-15=
25-16-7=
56-38=
37+48=
30-16-9=
28-2-19=
3+29=
51-18=
30-11-13=
26-7-18=
46+14=
82-34=
12+3+14=
30-16-14=
75-46=
60-25=
13+12+5=
30-11-13=
54-26=
80-9=
16+12-19=
26-5-16=
38+27=
9+34=
18+11-13=
28-19-3=
62-38=
18+26=
26-18-8=
25-7-13=
51-18=
54-26=
19-8+11=
26-17-5=
52-16=
34+38=
30-8-16=
15+3+10=
61-19=
76-54=
30-13-8=
12+15+2=
34+38=
27-19=
.
7 / 56
30-15-14=
29-5-7=