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