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