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