1.
49 + 1 =
50
2
|
2.
48 + 1 =
49
2
|
3.
37 + 3 =
40
2
|
4.
30 – 10 =
2
20
|
5.
29 + 21 =
50
2
|
6.
24 + 13 =
2
37
|
7.
46 + 0 =
2
46
|
8.
17 + 5 =
22
2
|
9.
1 + 32 =
33
2
|
10.
19 + 2 =
2
21
|
11.
48 – 25 =
23
2
|
12.
19 – 10 =
1
9
|
13.
48 – 1 =
47
2
|
14.
2 + 9 =
11
1
|
15.
23 + 5 =
2
28
|
16.
35 – 33 =
2
1
|
17.
21 + 18 =
2
39
|
18.
13 – 11 =
1
2
|
19.
48 – 14 =
2
34
|
20.
12 + 11 =
2
23
|
1.
49 + 1 =
50
2
|
2.
48 + 1 =
49
2
|
3.
37 + 3 =
40
2
|
4.
30 – 10 =
2
20
|
5.
29 + 21 =
50
2
|
6.
24 + 13 =
2
37
|
7.
46 + 0 =
2
46
|
8.
17 + 5 =
22
2
|
9.
1 + 32 =
33
2
|
10.
19 + 2 =
2
21
|
11.
48 – 25 =
23
2
|
12.
19 – 10 =
1
9
|
13.
48 – 1 =
47
2
|
14.
2 + 9 =
11
1
|
15.
23 + 5 =
2
28
|
16.
35 – 33 =
2
1
|
17.
21 + 18 =
2
39
|
18.
13 – 11 =
1
2
|
19.
48 – 14 =
2
34
|
20.
12 + 11 =
2
23
|