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