|
1.
30 – 20 =
10
1
|
2.
16 + 16 =
32
2
|
3.
23 + 20 =
43
2
|
4.
19 + 3 =
22
2
|
|
5.
5 + 3 =
8
1
|
6.
34 – 32 =
2
1
|
7.
6 – 1 =
5
1
|
8.
44 – 15 =
29
2
|
|
9.
26 + 9 =
2
35
|
10.
8 – 4 =
1
4
|
11.
49 + 0 =
2
49
|
12.
21 + 9 =
2
30
|
|
13.
11 + 34 =
2
45
|
14.
1 – 1 =
0
2
|
15.
50 – 25 =
2
25
|
16.
22 + 14 =
2
36
|
|
17.
16 + 4 =
2
20
|
18.
41 – 25 =
16
2
|
19.
15 – 3 =
1
12
|
20.
37 – 15 =
22
2
|
|
1.
30 – 20 =
10
1
|
2.
16 + 16 =
32
2
|
3.
23 + 20 =
43
2
|
4.
19 + 3 =
22
2
|
|
5.
5 + 3 =
8
1
|
6.
34 – 32 =
2
1
|
7.
6 – 1 =
5
1
|
8.
44 – 15 =
29
2
|
|
9.
26 + 9 =
2
35
|
10.
8 – 4 =
1
4
|
11.
49 + 0 =
2
49
|
12.
21 + 9 =
2
30
|
|
13.
11 + 34 =
2
45
|
14.
1 – 1 =
0
2
|
15.
50 – 25 =
2
25
|
16.
22 + 14 =
2
36
|
|
17.
16 + 4 =
2
20
|
18.
41 – 25 =
16
2
|
19.
15 – 3 =
1
12
|
20.
37 – 15 =
22
2
|