1.
20 – 2 =
18
2
|
2.
11 + 5 =
2
16
|
3.
19 – 19 =
2
0
|
4.
5 – 1 =
1
4
|
5.
15 + 2 =
17
2
|
6.
4 + 7 =
11
1
|
7.
20 + 0 =
2
20
|
8.
5 – 2 =
1
3
|
9.
14 – 2 =
1
12
|
10.
19 – 2 =
2
17
|
11.
15 – 3 =
1
12
|
12.
8 + 3 =
1
11
|
13.
5 – 3 =
2
1
|
14.
6 + 4 =
10
1
|
15.
17 + 0 =
2
17
|
16.
14 – 1 =
1
13
|
17.
7 + 11 =
2
18
|
18.
14 – 0 =
14
1
|
19.
5 + 10 =
15
1
|
20.
13 + 0 =
1
13
|
1.
20 – 2 =
18
2
|
2.
11 + 5 =
2
16
|
3.
19 – 19 =
2
0
|
4.
5 – 1 =
1
4
|
5.
15 + 2 =
17
2
|
6.
4 + 7 =
11
1
|
7.
20 + 0 =
2
20
|
8.
5 – 2 =
1
3
|
9.
14 – 2 =
1
12
|
10.
19 – 2 =
2
17
|
11.
15 – 3 =
1
12
|
12.
8 + 3 =
1
11
|
13.
5 – 3 =
2
1
|
14.
6 + 4 =
10
1
|
15.
17 + 0 =
2
17
|
16.
14 – 1 =
1
13
|
17.
7 + 11 =
2
18
|
18.
14 – 0 =
14
1
|
19.
5 + 10 =
15
1
|
20.
13 + 0 =
1
13
|