1.
4 + 0 =
4
1
|
2.
47 + 2 =
2
49
|
3.
6 – 2 =
4
1
|
4.
45 – 4 =
2
41
|
5.
50 + 0 =
2
50
|
6.
44 + 3 =
47
2
|
7.
30 – 13 =
2
17
|
8.
16 + 14 =
2
30
|
9.
33 + 8 =
2
41
|
10.
21 – 8 =
1
13
|
11.
17 – 6 =
1
11
|
12.
43 + 7 =
2
50
|
13.
8 + 42 =
50
2
|
14.
5 + 19 =
24
2
|
15.
27 + 2 =
2
29
|
16.
24 + 18 =
42
2
|
17.
4 – 2 =
1
2
|
18.
48 + 1 =
49
2
|
19.
46 + 0 =
2
46
|
20.
4 + 46 =
50
2
|
1.
4 + 0 =
4
1
|
2.
47 + 2 =
2
49
|
3.
6 – 2 =
4
1
|
4.
45 – 4 =
2
41
|
5.
50 + 0 =
2
50
|
6.
44 + 3 =
47
2
|
7.
30 – 13 =
2
17
|
8.
16 + 14 =
2
30
|
9.
33 + 8 =
2
41
|
10.
21 – 8 =
1
13
|
11.
17 – 6 =
1
11
|
12.
43 + 7 =
2
50
|
13.
8 + 42 =
50
2
|
14.
5 + 19 =
24
2
|
15.
27 + 2 =
2
29
|
16.
24 + 18 =
42
2
|
17.
4 – 2 =
1
2
|
18.
48 + 1 =
49
2
|
19.
46 + 0 =
2
46
|
20.
4 + 46 =
50
2
|