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