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