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