|
1.
45 – 41 =
4
1
|
2.
9 – 9 =
2
0
|
3.
17 – 3 =
1
14
|
4.
47 – 24 =
2
23
|
|
5.
33 + 13 =
46
2
|
6.
44 – 43 =
1
2
|
7.
2 – 0 =
1
2
|
8.
19 + 23 =
42
2
|
|
9.
20 + 3 =
2
23
|
10.
39 – 35 =
4
1
|
11.
34 – 10 =
24
2
|
12.
44 + 6 =
50
2
|
|
13.
24 + 20 =
44
2
|
14.
30 + 18 =
2
48
|
15.
22 + 13 =
35
2
|
16.
26 – 22 =
4
1
|
|
17.
2 – 2 =
0
2
|
18.
37 – 32 =
1
5
|
19.
23 – 12 =
11
1
|
20.
50 + 0 =
50
2
|
|
1.
45 – 41 =
4
1
|
2.
9 – 9 =
2
0
|
3.
17 – 3 =
1
14
|
4.
47 – 24 =
2
23
|
|
5.
33 + 13 =
46
2
|
6.
44 – 43 =
1
2
|
7.
2 – 0 =
1
2
|
8.
19 + 23 =
42
2
|
|
9.
20 + 3 =
2
23
|
10.
39 – 35 =
4
1
|
11.
34 – 10 =
24
2
|
12.
44 + 6 =
50
2
|
|
13.
24 + 20 =
44
2
|
14.
30 + 18 =
2
48
|
15.
22 + 13 =
35
2
|
16.
26 – 22 =
4
1
|
|
17.
2 – 2 =
0
2
|
18.
37 – 32 =
1
5
|
19.
23 – 12 =
11
1
|
20.
50 + 0 =
50
2
|