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