1.
45 + 2 =
2
47
|
2.
25 – 1 =
2
24
|
3.
13 – 11 =
2
1
|
4.
46 – 37 =
9
1
|
5.
3 – 2 =
2
1
|
6.
25 – 11 =
1
14
|
7.
36 – 22 =
1
14
|
8.
6 + 25 =
2
31
|
9.
40 – 21 =
2
19
|
10.
35 + 0 =
35
2
|
11.
33 – 21 =
12
1
|
12.
48 + 2 =
2
50
|
13.
12 – 2 =
1
10
|
14.
28 + 12 =
40
2
|
15.
6 + 35 =
2
41
|
16.
25 + 24 =
2
49
|
17.
31 + 15 =
46
2
|
18.
29 + 0 =
29
2
|
19.
34 + 8 =
2
42
|
20.
37 – 14 =
23
2
|
1.
45 + 2 =
2
47
|
2.
25 – 1 =
2
24
|
3.
13 – 11 =
2
1
|
4.
46 – 37 =
9
1
|
5.
3 – 2 =
2
1
|
6.
25 – 11 =
1
14
|
7.
36 – 22 =
1
14
|
8.
6 + 25 =
2
31
|
9.
40 – 21 =
2
19
|
10.
35 + 0 =
35
2
|
11.
33 – 21 =
12
1
|
12.
48 + 2 =
2
50
|
13.
12 – 2 =
1
10
|
14.
28 + 12 =
40
2
|
15.
6 + 35 =
2
41
|
16.
25 + 24 =
2
49
|
17.
31 + 15 =
46
2
|
18.
29 + 0 =
29
2
|
19.
34 + 8 =
2
42
|
20.
37 – 14 =
23
2
|