|
1.
40 + 1 =
2
41
3
4
|
2.
2 + 1 =
1
4
3
2
|
3.
46 – 27 =
4
19
3
2
|
4.
42 – 40 =
3
2
4
1
|
|
5.
13 – 9 =
4
1
3
2
|
6.
9 + 31 =
40
2
4
3
|
7.
37 – 2 =
3
4
2
35
|
8.
43 + 1 =
44
2
4
3
|
|
9.
18 – 13 =
1
2
5
3
|
10.
1 + 41 =
42
2
3
4
|
11.
7 – 2 =
2
1
3
5
|
12.
17 + 33 =
50
2
4
3
|
|
13.
25 – 0 =
25
2
3
4
|
14.
49 + 1 =
2
3
50
4
|
15.
21 + 10 =
2
31
4
3
|
16.
17 + 23 =
2
40
4
3
|
|
17.
19 + 23 =
4
3
42
2
|
18.
17 – 8 =
3
2
9
1
|
19.
3 + 30 =
33
2
4
3
|
20.
21 + 3 =
4
24
3
2
|
|
1.
40 + 1 =
2
41
3
4
|
2.
2 + 1 =
1
4
3
2
|
3.
46 – 27 =
4
19
3
2
|
4.
42 – 40 =
3
2
4
1
|
|
5.
13 – 9 =
4
1
3
2
|
6.
9 + 31 =
40
2
4
3
|
7.
37 – 2 =
3
4
2
35
|
8.
43 + 1 =
44
2
4
3
|
|
9.
18 – 13 =
1
2
5
3
|
10.
1 + 41 =
42
2
3
4
|
11.
7 – 2 =
2
1
3
5
|
12.
17 + 33 =
50
2
4
3
|
|
13.
25 – 0 =
25
2
3
4
|
14.
49 + 1 =
2
3
50
4
|
15.
21 + 10 =
2
31
4
3
|
16.
17 + 23 =
2
40
4
3
|
|
17.
19 + 23 =
4
3
42
2
|
18.
17 – 8 =
3
2
9
1
|
19.
3 + 30 =
33
2
4
3
|
20.
21 + 3 =
4
24
3
2
|