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