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