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