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