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