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