|
1.
11 – 0 =
1
11
|
2.
5 – 5 =
0
2
|
3.
26 – 14 =
1
12
|
4.
45 + 3 =
2
48
|
|
5.
27 – 0 =
27
2
|
6.
18 + 0 =
18
2
|
7.
29 – 23 =
6
1
|
8.
15 + 10 =
25
2
|
|
9.
37 + 2 =
39
2
|
10.
45 + 0 =
45
2
|
11.
31 – 17 =
14
1
|
12.
12 – 9 =
1
3
|
|
13.
45 – 8 =
37
2
|
14.
47 – 22 =
25
2
|
15.
33 + 16 =
49
2
|
16.
32 + 4 =
36
2
|
|
17.
3 + 1 =
1
4
|
18.
39 – 9 =
2
30
|
19.
14 + 31 =
2
45
|
20.
9 – 2 =
7
1
|
|
1.
11 – 0 =
1
11
|
2.
5 – 5 =
0
2
|
3.
26 – 14 =
1
12
|
4.
45 + 3 =
2
48
|
|
5.
27 – 0 =
27
2
|
6.
18 + 0 =
18
2
|
7.
29 – 23 =
6
1
|
8.
15 + 10 =
25
2
|
|
9.
37 + 2 =
39
2
|
10.
45 + 0 =
45
2
|
11.
31 – 17 =
14
1
|
12.
12 – 9 =
1
3
|
|
13.
45 – 8 =
37
2
|
14.
47 – 22 =
25
2
|
15.
33 + 16 =
49
2
|
16.
32 + 4 =
36
2
|
|
17.
3 + 1 =
1
4
|
18.
39 – 9 =
2
30
|
19.
14 + 31 =
2
45
|
20.
9 – 2 =
7
1
|