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