|
1.
2 – 1 =
2
1
|
2.
8 – 2 =
6
1
|
3.
23 – 4 =
2
19
|
4.
5 – 3 =
2
1
|
|
5.
44 – 11 =
2
33
|
6.
15 + 5 =
2
20
|
7.
32 + 4 =
36
2
|
8.
6 + 43 =
2
49
|
|
9.
36 – 10 =
26
2
|
10.
43 + 0 =
43
2
|
11.
30 + 10 =
40
2
|
12.
14 + 31 =
2
45
|
|
13.
26 – 22 =
4
1
|
14.
15 + 23 =
38
2
|
15.
5 + 35 =
40
2
|
16.
21 – 11 =
1
10
|
|
17.
11 + 9 =
2
20
|
18.
19 – 9 =
10
1
|
19.
4 + 18 =
2
22
|
20.
34 – 10 =
2
24
|
|
1.
2 – 1 =
2
1
|
2.
8 – 2 =
6
1
|
3.
23 – 4 =
2
19
|
4.
5 – 3 =
2
1
|
|
5.
44 – 11 =
2
33
|
6.
15 + 5 =
2
20
|
7.
32 + 4 =
36
2
|
8.
6 + 43 =
2
49
|
|
9.
36 – 10 =
26
2
|
10.
43 + 0 =
43
2
|
11.
30 + 10 =
40
2
|
12.
14 + 31 =
2
45
|
|
13.
26 – 22 =
4
1
|
14.
15 + 23 =
38
2
|
15.
5 + 35 =
40
2
|
16.
21 – 11 =
1
10
|
|
17.
11 + 9 =
2
20
|
18.
19 – 9 =
10
1
|
19.
4 + 18 =
2
22
|
20.
34 – 10 =
2
24
|