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