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