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