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