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