|
1.
21 – 9 =
12
2
1
3
|
2.
38 + 3 =
41
3
4
2
|
3.
12 + 5 =
4
2
3
17
|
4.
4 + 5 =
2
3
1
9
|
|
5.
44 – 16 =
2
4
28
3
|
6.
29 – 20 =
9
3
1
2
|
7.
48 – 21 =
4
2
3
27
|
8.
8 – 8 =
2
3
0
4
|
|
9.
24 + 3 =
27
4
2
3
|
10.
43 + 5 =
4
2
3
48
|
11.
13 – 12 =
1
3
4
2
|
12.
25 – 4 =
4
3
21
2
|
|
13.
25 – 12 =
1
2
13
3
|
14.
1 – 1 =
3
0
4
2
|
15.
13 – 2 =
11
2
1
3
|
16.
6 – 0 =
6
3
2
1
|
|
17.
45 + 2 =
2
47
4
3
|
18.
50 – 0 =
3
4
2
50
|
19.
47 + 3 =
3
4
50
2
|
20.
47 + 3 =
50
3
2
4
|
|
1.
21 – 9 =
12
2
1
3
|
2.
38 + 3 =
41
3
4
2
|
3.
12 + 5 =
4
2
3
17
|
4.
4 + 5 =
2
3
1
9
|
|
5.
44 – 16 =
2
4
28
3
|
6.
29 – 20 =
9
3
1
2
|
7.
48 – 21 =
4
2
3
27
|
8.
8 – 8 =
2
3
0
4
|
|
9.
24 + 3 =
27
4
2
3
|
10.
43 + 5 =
4
2
3
48
|
11.
13 – 12 =
1
3
4
2
|
12.
25 – 4 =
4
3
21
2
|
|
13.
25 – 12 =
1
2
13
3
|
14.
1 – 1 =
3
0
4
2
|
15.
13 – 2 =
11
2
1
3
|
16.
6 – 0 =
6
3
2
1
|
|
17.
45 + 2 =
2
47
4
3
|
18.
50 – 0 =
3
4
2
50
|
19.
47 + 3 =
3
4
50
2
|
20.
47 + 3 =
50
3
2
4
|