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