|
1.
10 + 19 =
2
3
29
4
|
2.
5 – 2 =
3
1
2
4
|
3.
38 – 23 =
15
1
2
3
|
4.
38 – 32 =
1
6
3
2
|
|
5.
13 + 24 =
2
3
4
37
|
6.
2 + 33 =
4
35
3
2
|
7.
43 – 36 =
7
3
1
2
|
8.
27 – 21 =
1
3
6
2
|
|
9.
44 + 2 =
46
3
4
2
|
10.
21 + 6 =
3
4
2
27
|
11.
10 + 30 =
4
3
40
2
|
12.
9 + 41 =
2
50
3
4
|
|
13.
8 + 23 =
31
4
3
2
|
14.
23 + 1 =
24
4
2
3
|
15.
16 + 11 =
4
27
2
3
|
16.
37 + 1 =
2
4
3
38
|
|
17.
33 – 30 =
4
2
3
1
|
18.
27 – 16 =
3
1
11
2
|
19.
6 + 27 =
2
4
3
33
|
20.
49 – 47 =
1
3
2
4
|
|
1.
10 + 19 =
2
3
29
4
|
2.
5 – 2 =
3
1
2
4
|
3.
38 – 23 =
15
1
2
3
|
4.
38 – 32 =
1
6
3
2
|
|
5.
13 + 24 =
2
3
4
37
|
6.
2 + 33 =
4
35
3
2
|
7.
43 – 36 =
7
3
1
2
|
8.
27 – 21 =
1
3
6
2
|
|
9.
44 + 2 =
46
3
4
2
|
10.
21 + 6 =
3
4
2
27
|
11.
10 + 30 =
4
3
40
2
|
12.
9 + 41 =
2
50
3
4
|
|
13.
8 + 23 =
31
4
3
2
|
14.
23 + 1 =
24
4
2
3
|
15.
16 + 11 =
4
27
2
3
|
16.
37 + 1 =
2
4
3
38
|
|
17.
33 – 30 =
4
2
3
1
|
18.
27 – 16 =
3
1
11
2
|
19.
6 + 27 =
2
4
3
33
|
20.
49 – 47 =
1
3
2
4
|