1.
10 + 3 =
3
2
13
1
|
2.
27 – 2 =
2
3
4
25
|
3.
40 – 19 =
3
21
2
4
|
4.
11 – 11 =
3
4
2
0
|
5.
28 – 10 =
4
3
18
2
|
6.
32 + 13 =
4
3
2
45
|
7.
18 – 5 =
13
1
2
3
|
8.
30 + 18 =
2
4
3
48
|
9.
24 + 23 =
47
2
3
4
|
10.
36 + 3 =
3
2
39
4
|
11.
39 – 29 =
1
3
2
10
|
12.
33 + 0 =
4
3
2
33
|
13.
50 + 0 =
50
4
3
2
|
14.
15 + 25 =
3
2
40
4
|
15.
5 + 4 =
9
1
3
2
|
16.
5 – 2 =
1
3
4
2
|
17.
2 – 1 =
2
4
1
3
|
18.
19 – 14 =
2
5
3
1
|
19.
44 – 27 =
4
17
3
2
|
20.
34 – 0 =
3
2
34
4
|
1.
10 + 3 =
3
2
13
1
|
2.
27 – 2 =
2
3
4
25
|
3.
40 – 19 =
3
21
2
4
|
4.
11 – 11 =
3
4
2
0
|
5.
28 – 10 =
4
3
18
2
|
6.
32 + 13 =
4
3
2
45
|
7.
18 – 5 =
13
1
2
3
|
8.
30 + 18 =
2
4
3
48
|
9.
24 + 23 =
47
2
3
4
|
10.
36 + 3 =
3
2
39
4
|
11.
39 – 29 =
1
3
2
10
|
12.
33 + 0 =
4
3
2
33
|
13.
50 + 0 =
50
4
3
2
|
14.
15 + 25 =
3
2
40
4
|
15.
5 + 4 =
9
1
3
2
|
16.
5 – 2 =
1
3
4
2
|
17.
2 – 1 =
2
4
1
3
|
18.
19 – 14 =
2
5
3
1
|
19.
44 – 27 =
4
17
3
2
|
20.
34 – 0 =
3
2
34
4
|