1.
20 + 8 =
28
2
|
2.
44 + 4 =
2
48
|
3.
13 – 3 =
1
10
|
4.
30 + 10 =
2
40
|
5.
24 + 9 =
33
2
|
6.
13 – 9 =
4
1
|
7.
41 + 3 =
2
44
|
8.
12 + 12 =
2
24
|
9.
22 + 3 =
2
25
|
10.
35 – 32 =
1
3
|
11.
7 – 4 =
1
3
|
12.
36 – 2 =
34
2
|
13.
13 – 7 =
1
6
|
14.
30 + 19 =
49
2
|
15.
32 + 16 =
48
2
|
16.
37 + 3 =
2
40
|
17.
27 – 5 =
22
2
|
18.
4 – 0 =
4
1
|
19.
8 + 19 =
2
27
|
20.
49 – 10 =
39
2
|
1.
20 + 8 =
28
2
|
2.
44 + 4 =
2
48
|
3.
13 – 3 =
1
10
|
4.
30 + 10 =
2
40
|
5.
24 + 9 =
33
2
|
6.
13 – 9 =
4
1
|
7.
41 + 3 =
2
44
|
8.
12 + 12 =
2
24
|
9.
22 + 3 =
2
25
|
10.
35 – 32 =
1
3
|
11.
7 – 4 =
1
3
|
12.
36 – 2 =
34
2
|
13.
13 – 7 =
1
6
|
14.
30 + 19 =
49
2
|
15.
32 + 16 =
48
2
|
16.
37 + 3 =
2
40
|
17.
27 – 5 =
22
2
|
18.
4 – 0 =
4
1
|
19.
8 + 19 =
2
27
|
20.
49 – 10 =
39
2
|