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