文档介绍：51-35=
55-25=
76-56=
96-25=
65-48=
61-35=
36-12=
32-5=
52-49=
97-15=
48-16=
85-68=
92-71=
95-33=
96-84=
6=
85-59=
69-29=
70-9=
69-39=
39-21=
9-5=
45-18=
19-5=
57-19=
89-41=
98-81=
99-41=
99-93=
77-69=
78-17=
79-77=
79-29=
49-13=
58-53=
59-13=
65-59=
49-29=
50+48=
49-39=
40-1=
68-32=
10+80=
85-19=
37-20=
68-48=
13+20=
99-21=
73-68=
28-4=
1+99=
79-57=
48-8=
40-8=
5+21=
93-59=
44-28=
88-76=
26+66=
61-39=
80-8=
68-12=
8+84=
97-19=
88-16=
48-48=
48+20=
99-33=
68-52=
84-28=
12+56=
79-69=
88-48=
20-8=
8+92=
59-5=
28-24=
88-56=
48+28=
41-39=
60-8=
92-68=
4+96=
77-19=
96-88=
48-28=
64+32=
49+12=
1+76=
96-28=
32+68=
37+48=
49+12=
32-8=
40+4=
1+84=
29+48=
88-68=
8+40=
9+20=
10+84=
68-4=
1+76=
21+56=
18+20=
48-40=
78+8=
1+92=
22+56=
76-29=
42+44=
41+28=
2+92=
12-9=
6+80=
29+64=
18+28=
89-48=
50+16=
0+100=
34+64=
13+83=
42+52=
41+36=
1+100=
2+19=
10+88=
13+72=
18+68=
45+55=
18+24=
61+8=
58+4=
7+91=
27+60=
49+44=
38+40=
21+27=
3+96=
17+80=
18+76=
35+63=
33+31=
57+16=
58+12=
1+99=
10+67=
25+52=
30+48=
56+35=
57+3=
5+88=
2+84=
21+71=
11+39=
5+24=
58+20=
17+7=
7+75=
17+60=
30+56=
15+43=
81+11=
1+96=
2+92=
19+79=
41+47=
41+32=
18+28=
41+15=
13+83=
9+68=
34+64=
20+51=
11+19=
17+4=
1+100=
12+87=
27+55=
57+40=
26+36=