|
1.
21 + 22 =
2
43
|
2.
30 – 23 =
7
1
|
3.
30 – 4 =
2
26
|
4.
18 + 32 =
2
50
|
|
5.
30 – 7 =
23
2
|
6.
1 – 1 =
0
2
|
7.
39 – 17 =
2
22
|
8.
25 + 19 =
2
44
|
|
9.
5 + 33 =
38
2
|
10.
3 – 3 =
0
2
|
11.
21 + 13 =
2
34
|
12.
36 + 6 =
42
2
|
|
13.
10 + 22 =
2
32
|
14.
47 + 2 =
2
49
|
15.
46 – 2 =
2
44
|
16.
50 + 0 =
50
2
|
|
17.
15 – 10 =
5
1
|
18.
35 – 17 =
18
2
|
19.
34 + 4 =
2
38
|
20.
10 – 4 =
1
6
|
|
1.
21 + 22 =
2
43
|
2.
30 – 23 =
7
1
|
3.
30 – 4 =
2
26
|
4.
18 + 32 =
2
50
|
|
5.
30 – 7 =
23
2
|
6.
1 – 1 =
0
2
|
7.
39 – 17 =
2
22
|
8.
25 + 19 =
2
44
|
|
9.
5 + 33 =
38
2
|
10.
3 – 3 =
0
2
|
11.
21 + 13 =
2
34
|
12.
36 + 6 =
42
2
|
|
13.
10 + 22 =
2
32
|
14.
47 + 2 =
2
49
|
15.
46 – 2 =
2
44
|
16.
50 + 0 =
50
2
|
|
17.
15 – 10 =
5
1
|
18.
35 – 17 =
18
2
|
19.
34 + 4 =
2
38
|
20.
10 – 4 =
1
6
|