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