|
1.
43 + 7 =
2
4
50
3
|
2.
32 – 20 =
3
1
2
12
|
3.
39 – 30 =
9
3
2
1
|
4.
23 + 21 =
2
44
3
4
|
|
5.
4 – 2 =
2
4
3
1
|
6.
28 + 11 =
2
4
39
3
|
7.
47 – 2 =
3
4
45
2
|
8.
12 – 7 =
5
3
1
2
|
|
9.
33 + 0 =
4
33
3
2
|
10.
15 – 3 =
12
2
3
1
|
11.
4 + 37 =
2
3
41
4
|
12.
21 + 22 =
2
4
3
43
|
|
13.
35 + 12 =
47
2
4
3
|
14.
44 – 4 =
2
4
40
3
|
15.
41 + 4 =
4
3
2
45
|
16.
43 – 34 =
9
2
3
1
|
|
17.
11 – 3 =
1
8
2
3
|
18.
37 – 34 =
3
1
2
4
|
19.
47 – 46 =
4
3
2
1
|
20.
40 + 4 =
3
2
4
44
|
|
1.
43 + 7 =
2
4
50
3
|
2.
32 – 20 =
3
1
2
12
|
3.
39 – 30 =
9
3
2
1
|
4.
23 + 21 =
2
44
3
4
|
|
5.
4 – 2 =
2
4
3
1
|
6.
28 + 11 =
2
4
39
3
|
7.
47 – 2 =
3
4
45
2
|
8.
12 – 7 =
5
3
1
2
|
|
9.
33 + 0 =
4
33
3
2
|
10.
15 – 3 =
12
2
3
1
|
11.
4 + 37 =
2
3
41
4
|
12.
21 + 22 =
2
4
3
43
|
|
13.
35 + 12 =
47
2
4
3
|
14.
44 – 4 =
2
4
40
3
|
15.
41 + 4 =
4
3
2
45
|
16.
43 – 34 =
9
2
3
1
|
|
17.
11 – 3 =
1
8
2
3
|
18.
37 – 34 =
3
1
2
4
|
19.
47 – 46 =
4
3
2
1
|
20.
40 + 4 =
3
2
4
44
|