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