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