|
1.
45 + 0 =
45
2
|
2.
49 – 3 =
2
46
|
3.
23 + 19 =
42
2
|
4.
9 – 6 =
3
1
|
|
5.
21 – 3 =
18
2
|
6.
16 – 3 =
1
13
|
7.
5 + 14 =
19
2
|
8.
13 – 9 =
1
4
|
|
9.
39 + 2 =
2
41
|
10.
34 – 10 =
2
24
|
11.
36 – 14 =
2
22
|
12.
18 + 18 =
2
36
|
|
13.
5 + 8 =
13
1
|
14.
3 – 2 =
1
2
|
15.
5 + 19 =
24
2
|
16.
12 + 6 =
18
2
|
|
17.
38 + 6 =
2
44
|
18.
10 – 10 =
2
0
|
19.
47 – 23 =
24
2
|
20.
42 + 0 =
2
42
|
|
1.
45 + 0 =
45
2
|
2.
49 – 3 =
2
46
|
3.
23 + 19 =
42
2
|
4.
9 – 6 =
3
1
|
|
5.
21 – 3 =
18
2
|
6.
16 – 3 =
1
13
|
7.
5 + 14 =
19
2
|
8.
13 – 9 =
1
4
|
|
9.
39 + 2 =
2
41
|
10.
34 – 10 =
2
24
|
11.
36 – 14 =
2
22
|
12.
18 + 18 =
2
36
|
|
13.
5 + 8 =
13
1
|
14.
3 – 2 =
1
2
|
15.
5 + 19 =
24
2
|
16.
12 + 6 =
18
2
|
|
17.
38 + 6 =
2
44
|
18.
10 – 10 =
2
0
|
19.
47 – 23 =
24
2
|
20.
42 + 0 =
2
42
|