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