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