|
1.
14 – 1 =
1
13
|
2.
25 – 15 =
1
10
|
3.
26 – 15 =
1
11
|
4.
8 + 6 =
1
14
|
|
5.
10 – 1 =
1
9
|
6.
37 + 3 =
2
40
|
7.
10 + 17 =
2
27
|
8.
17 – 0 =
2
17
|
|
9.
7 + 23 =
30
2
|
10.
24 – 9 =
15
1
|
11.
26 – 20 =
6
1
|
12.
37 – 3 =
34
2
|
|
13.
49 – 3 =
46
2
|
14.
28 + 0 =
2
28
|
15.
11 + 2 =
1
13
|
16.
25 + 10 =
35
2
|
|
17.
34 – 26 =
1
8
|
18.
19 + 15 =
2
34
|
19.
38 + 11 =
2
49
|
20.
25 + 1 =
26
2
|
|
1.
14 – 1 =
1
13
|
2.
25 – 15 =
1
10
|
3.
26 – 15 =
1
11
|
4.
8 + 6 =
1
14
|
|
5.
10 – 1 =
1
9
|
6.
37 + 3 =
2
40
|
7.
10 + 17 =
2
27
|
8.
17 – 0 =
2
17
|
|
9.
7 + 23 =
30
2
|
10.
24 – 9 =
15
1
|
11.
26 – 20 =
6
1
|
12.
37 – 3 =
34
2
|
|
13.
49 – 3 =
46
2
|
14.
28 + 0 =
2
28
|
15.
11 + 2 =
1
13
|
16.
25 + 10 =
35
2
|
|
17.
34 – 26 =
1
8
|
18.
19 + 15 =
2
34
|
19.
38 + 11 =
2
49
|
20.
25 + 1 =
26
2
|