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