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