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