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