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