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