内容正文:
两位数加减两位数
2 5
+ 3 3
6 8
+ 7 1
1 5
+ 4 4
8 1
+ 8 0
6 1
+ 3 4
8 4
+ 4 4
2 1
+ 4 2
1 2
+ 5 8
6 3
+ 5 1
3 0
+ 3 5
4 0
+ 4 8
7 2
+ 2 7
1 8
+ 7 3
9 1
+ 4 3
5 3
+ 7 0
6 4
+ 7 6
8 8
+ 2 4
8 0
+ 6 1
9 8
+ 1 9
2 0
+ 2 8
6 9
+ 3 7
2 6
+ 1 6
7 0
+ 2 0
6 0
+ 9 7
1 6
+ 8 8
1
37+60=
37+20=
87-66=
27-15=
67-10=
75-52=
89-29=
95-15=
43-11=
94-22=
23+45=
94-44=
59-30=
89-40=
10+43=
40+17=
19+12=
12+28=
56+26=
94-67=
67-46=
63-22=
56-32=
36+23=
53+30=
31+35=
44+41=
15+23=
50+40=
30+66=
13+82=
56+31=
42+44=
62+21=
22+52=
58-46=
38+38=
66+29=
46+24=
64-26=
92-80=
42+55=
20+66=
35+41=
14+61=
54-31=
23+61=
88-53=
11+20=
14+13=
77-22=
77-23=
30+68=
22+26=
48-27=
78-54=
15+16=
39+34=
54+36=
82-26=
37-13=
94-73=
18+11=
10+23=
81+18=
73-31=
28-10=
11+66=
37-24=
89-64=
32+33=
87-70=
73-21=
77-36=
21+76=
70+29=
60-18=
44+17=
42-17=
71-24=
98-23=
77+20=
41+33=
55-14=
11+55=
10+54=
10+72=
73+16=
88-32=
23-12=
86-53=
66-50=
66+22=
45+31=
95-20=
22+37=
84-66=
12+48=
68-29=
50-17=
2