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