|
1.
39 – 38 =
2
1
|
2.
2 – 2 =
2
0
|
3.
7 + 27 =
2
34
|
4.
45 + 3 =
2
48
|
|
5.
1 + 1 =
1
2
|
6.
5 – 5 =
0
2
|
7.
12 + 33 =
2
45
|
8.
28 – 24 =
1
4
|
|
9.
6 – 0 =
1
6
|
10.
16 + 3 =
2
19
|
11.
14 – 14 =
0
2
|
12.
23 + 9 =
2
32
|
|
13.
11 – 11 =
2
0
|
14.
15 + 30 =
2
45
|
15.
2 – 2 =
2
0
|
16.
1 – 0 =
1
2
|
|
17.
42 + 0 =
2
42
|
18.
47 – 13 =
34
2
|
19.
10 + 11 =
21
2
|
20.
36 + 3 =
39
2
|
|
1.
39 – 38 =
2
1
|
2.
2 – 2 =
2
0
|
3.
7 + 27 =
2
34
|
4.
45 + 3 =
2
48
|
|
5.
1 + 1 =
1
2
|
6.
5 – 5 =
0
2
|
7.
12 + 33 =
2
45
|
8.
28 – 24 =
1
4
|
|
9.
6 – 0 =
1
6
|
10.
16 + 3 =
2
19
|
11.
14 – 14 =
0
2
|
12.
23 + 9 =
2
32
|
|
13.
11 – 11 =
2
0
|
14.
15 + 30 =
2
45
|
15.
2 – 2 =
2
0
|
16.
1 – 0 =
1
2
|
|
17.
42 + 0 =
2
42
|
18.
47 – 13 =
34
2
|
19.
10 + 11 =
21
2
|
20.
36 + 3 =
39
2
|