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