|
1.
44 + 4 =
48
2
|
2.
50 – 49 =
2
1
|
3.
21 + 18 =
39
2
|
4.
3 – 2 =
1
2
|
|
5.
18 – 3 =
1
15
|
6.
40 – 11 =
29
2
|
7.
11 + 7 =
18
2
|
8.
29 – 17 =
1
12
|
|
9.
24 + 3 =
2
27
|
10.
29 – 0 =
29
2
|
11.
7 + 26 =
2
33
|
12.
33 – 6 =
27
2
|
|
13.
50 + 0 =
50
2
|
14.
9 + 2 =
11
1
|
15.
28 + 22 =
50
2
|
16.
15 – 9 =
6
1
|
|
17.
48 – 47 =
1
2
|
18.
15 – 11 =
4
1
|
19.
41 + 8 =
49
2
|
20.
37 + 3 =
40
2
|
|
1.
44 + 4 =
48
2
|
2.
50 – 49 =
2
1
|
3.
21 + 18 =
39
2
|
4.
3 – 2 =
1
2
|
|
5.
18 – 3 =
1
15
|
6.
40 – 11 =
29
2
|
7.
11 + 7 =
18
2
|
8.
29 – 17 =
1
12
|
|
9.
24 + 3 =
2
27
|
10.
29 – 0 =
29
2
|
11.
7 + 26 =
2
33
|
12.
33 – 6 =
27
2
|
|
13.
50 + 0 =
50
2
|
14.
9 + 2 =
11
1
|
15.
28 + 22 =
50
2
|
16.
15 – 9 =
6
1
|
|
17.
48 – 47 =
1
2
|
18.
15 – 11 =
4
1
|
19.
41 + 8 =
49
2
|
20.
37 + 3 =
40
2
|