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