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