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