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