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