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