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