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