1.
25 – 13 =
12
3
1
2
|
2.
49 – 29 =
3
2
20
4
|
3.
13 – 1 =
2
12
1
3
|
4.
16 + 33 =
4
2
3
49
|
5.
43 + 0 =
4
2
3
43
|
6.
26 – 20 =
1
3
6
2
|
7.
38 – 21 =
2
17
3
4
|
8.
5 – 1 =
4
2
1
3
|
9.
38 + 1 =
4
39
3
2
|
10.
17 – 9 =
2
1
8
3
|
11.
50 + 0 =
2
4
3
50
|
12.
7 + 39 =
46
3
4
2
|
13.
30 + 5 =
2
4
35
3
|
14.
46 + 1 =
47
3
4
2
|
15.
47 + 2 =
4
3
49
2
|
16.
41 + 7 =
3
2
48
4
|
17.
31 – 10 =
2
4
21
3
|
18.
15 – 11 =
2
3
4
1
|
19.
6 + 15 =
21
4
3
2
|
20.
16 + 32 =
3
4
2
48
|
1.
25 – 13 =
12
3
1
2
|
2.
49 – 29 =
3
2
20
4
|
3.
13 – 1 =
2
12
1
3
|
4.
16 + 33 =
4
2
3
49
|
5.
43 + 0 =
4
2
3
43
|
6.
26 – 20 =
1
3
6
2
|
7.
38 – 21 =
2
17
3
4
|
8.
5 – 1 =
4
2
1
3
|
9.
38 + 1 =
4
39
3
2
|
10.
17 – 9 =
2
1
8
3
|
11.
50 + 0 =
2
4
3
50
|
12.
7 + 39 =
46
3
4
2
|
13.
30 + 5 =
2
4
35
3
|
14.
46 + 1 =
47
3
4
2
|
15.
47 + 2 =
4
3
49
2
|
16.
41 + 7 =
3
2
48
4
|
17.
31 – 10 =
2
4
21
3
|
18.
15 – 11 =
2
3
4
1
|
19.
6 + 15 =
21
4
3
2
|
20.
16 + 32 =
3
4
2
48
|