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