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