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