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