1.
50 – 11 =
39
2
|
2.
6 + 9 =
15
1
|
3.
7 – 7 =
0
2
|
4.
46 + 0 =
2
46
|
5.
44 – 12 =
32
2
|
6.
30 + 15 =
45
2
|
7.
34 – 26 =
8
1
|
8.
49 – 13 =
36
2
|
9.
17 + 22 =
39
2
|
10.
10 + 31 =
41
2
|
11.
6 + 23 =
2
29
|
12.
2 + 24 =
2
26
|
13.
23 – 16 =
1
7
|
14.
4 + 40 =
44
2
|
15.
14 – 10 =
1
4
|
16.
9 + 7 =
2
16
|
17.
33 – 13 =
2
20
|
18.
25 + 9 =
34
2
|
19.
37 – 29 =
1
8
|
20.
50 + 0 =
50
2
|
1.
50 – 11 =
39
2
|
2.
6 + 9 =
15
1
|
3.
7 – 7 =
0
2
|
4.
46 + 0 =
2
46
|
5.
44 – 12 =
32
2
|
6.
30 + 15 =
45
2
|
7.
34 – 26 =
8
1
|
8.
49 – 13 =
36
2
|
9.
17 + 22 =
39
2
|
10.
10 + 31 =
41
2
|
11.
6 + 23 =
2
29
|
12.
2 + 24 =
2
26
|
13.
23 – 16 =
1
7
|
14.
4 + 40 =
44
2
|
15.
14 – 10 =
1
4
|
16.
9 + 7 =
2
16
|
17.
33 – 13 =
2
20
|
18.
25 + 9 =
34
2
|
19.
37 – 29 =
1
8
|
20.
50 + 0 =
50
2
|