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