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