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