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