1.
3 + 16 =
2
19
|
2.
34 + 3 =
37
2
|
3.
34 – 14 =
2
20
|
4.
48 + 1 =
2
49
|
5.
25 + 6 =
2
31
|
6.
24 – 7 =
17
2
|
7.
39 + 1 =
40
2
|
8.
43 – 27 =
2
16
|
9.
29 – 5 =
2
24
|
10.
50 – 0 =
2
50
|
11.
2 – 0 =
2
1
|
12.
4 + 0 =
1
4
|
13.
4 + 13 =
17
2
|
14.
36 + 2 =
2
38
|
15.
43 – 3 =
40
2
|
16.
42 – 18 =
24
2
|
17.
44 + 6 =
50
2
|
18.
20 – 6 =
1
14
|
19.
43 – 42 =
2
1
|
20.
28 – 28 =
0
2
|
1.
3 + 16 =
2
19
|
2.
34 + 3 =
37
2
|
3.
34 – 14 =
2
20
|
4.
48 + 1 =
2
49
|
5.
25 + 6 =
2
31
|
6.
24 – 7 =
17
2
|
7.
39 + 1 =
40
2
|
8.
43 – 27 =
2
16
|
9.
29 – 5 =
2
24
|
10.
50 – 0 =
2
50
|
11.
2 – 0 =
2
1
|
12.
4 + 0 =
1
4
|
13.
4 + 13 =
17
2
|
14.
36 + 2 =
2
38
|
15.
43 – 3 =
40
2
|
16.
42 – 18 =
24
2
|
17.
44 + 6 =
50
2
|
18.
20 – 6 =
1
14
|
19.
43 – 42 =
2
1
|
20.
28 – 28 =
0
2
|