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