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