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