|
1.
44 + 5 =
4
2
3
49
|
2.
4 – 1 =
1
4
3
2
|
3.
21 – 8 =
3
1
13
2
|
4.
37 + 11 =
3
2
48
4
|
|
5.
20 – 19 =
2
4
3
1
|
6.
3 + 22 =
25
4
3
2
|
7.
2 + 38 =
2
3
40
4
|
8.
46 + 2 =
3
2
4
48
|
|
9.
8 – 4 =
3
2
4
1
|
10.
49 – 45 =
3
4
1
2
|
11.
29 – 27 =
4
2
1
3
|
12.
34 – 6 =
2
28
3
4
|
|
13.
45 – 12 =
33
3
2
4
|
14.
49 – 49 =
4
2
3
0
|
15.
31 + 15 =
4
3
2
46
|
16.
21 + 11 =
32
2
4
3
|
|
17.
38 – 24 =
1
14
2
3
|
18.
6 + 17 =
3
2
4
23
|
19.
13 + 37 =
4
50
3
2
|
20.
21 – 18 =
1
4
2
3
|
|
1.
44 + 5 =
4
2
3
49
|
2.
4 – 1 =
1
4
3
2
|
3.
21 – 8 =
3
1
13
2
|
4.
37 + 11 =
3
2
48
4
|
|
5.
20 – 19 =
2
4
3
1
|
6.
3 + 22 =
25
4
3
2
|
7.
2 + 38 =
2
3
40
4
|
8.
46 + 2 =
3
2
4
48
|
|
9.
8 – 4 =
3
2
4
1
|
10.
49 – 45 =
3
4
1
2
|
11.
29 – 27 =
4
2
1
3
|
12.
34 – 6 =
2
28
3
4
|
|
13.
45 – 12 =
33
3
2
4
|
14.
49 – 49 =
4
2
3
0
|
15.
31 + 15 =
4
3
2
46
|
16.
21 + 11 =
32
2
4
3
|
|
17.
38 – 24 =
1
14
2
3
|
18.
6 + 17 =
3
2
4
23
|
19.
13 + 37 =
4
50
3
2
|
20.
21 – 18 =
1
4
2
3
|