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