|
1.
23 – 3 =
3
2
20
4
|
2.
13 – 12 =
4
2
3
1
|
3.
18 + 13 =
2
3
4
31
|
4.
33 – 33 =
4
2
0
3
|
|
5.
50 – 0 =
50
3
2
4
|
6.
28 – 25 =
4
3
1
2
|
7.
9 + 38 =
3
47
2
4
|
8.
12 + 13 =
3
2
4
25
|
|
9.
32 + 6 =
38
3
2
4
|
10.
34 – 13 =
21
2
4
3
|
11.
5 – 3 =
2
3
1
4
|
12.
31 + 18 =
4
2
3
49
|
|
13.
19 – 19 =
2
4
3
0
|
14.
4 – 2 =
3
1
4
2
|
15.
34 – 0 =
3
2
34
4
|
16.
41 – 13 =
28
3
2
4
|
|
17.
1 – 1 =
2
4
0
3
|
18.
39 – 27 =
1
12
3
2
|
19.
18 – 15 =
3
4
1
2
|
20.
38 + 0 =
3
38
4
2
|
|
1.
23 – 3 =
3
2
20
4
|
2.
13 – 12 =
4
2
3
1
|
3.
18 + 13 =
2
3
4
31
|
4.
33 – 33 =
4
2
0
3
|
|
5.
50 – 0 =
50
3
2
4
|
6.
28 – 25 =
4
3
1
2
|
7.
9 + 38 =
3
47
2
4
|
8.
12 + 13 =
3
2
4
25
|
|
9.
32 + 6 =
38
3
2
4
|
10.
34 – 13 =
21
2
4
3
|
11.
5 – 3 =
2
3
1
4
|
12.
31 + 18 =
4
2
3
49
|
|
13.
19 – 19 =
2
4
3
0
|
14.
4 – 2 =
3
1
4
2
|
15.
34 – 0 =
3
2
34
4
|
16.
41 – 13 =
28
3
2
4
|
|
17.
1 – 1 =
2
4
0
3
|
18.
39 – 27 =
1
12
3
2
|
19.
18 – 15 =
3
4
1
2
|
20.
38 + 0 =
3
38
4
2
|