|
1.
? – 1 = 2
7
1
2
3
|
2.
? – 2 = 2
9
4
2
8
|
3.
4 – 0 =
8
6
2
4
|
4.
11 – 7 =
8
9
4
2
|
|
5.
7 – 1 =
5
4
8
6
|
6.
? – 3 = 10
14
2
4
13
|
7.
6 – 4 =
4
2
7
5
|
8.
? – 15 = 4
18
19
21
23
|
|
9.
? – 11 = 6
16
21
17
9
|
10.
3 – 0 =
5
8
2
3
|
11.
? – 11 = 8
9
19
2
3
|
12.
14 – 2 =
13
12
15
4
|
|
13.
? – 5 = 5
4
14
10
13
|
14.
? – 4 = 5
5
9
8
11
|
15.
8 – 2 =
7
5
6
4
|
16.
16 – 11 =
6
9
5
1
|
|
17.
? – 1 = 0
2
1
4
3
|
18.
14 – 0 =
8
19
7
14
|
19.
5 – 1 =
1
4
2
7
|
20.
? – 9 = 3
7
15
12
10
|
|
1.
? – 1 = 2
7
1
2
3
|
2.
? – 2 = 2
9
4
2
8
|
3.
4 – 0 =
8
6
2
4
|
4.
11 – 7 =
8
9
4
2
|
|
5.
7 – 1 =
5
4
8
6
|
6.
? – 3 = 10
14
2
4
13
|
7.
6 – 4 =
4
2
7
5
|
8.
? – 15 = 4
18
19
21
23
|
|
9.
? – 11 = 6
16
21
17
9
|
10.
3 – 0 =
5
8
2
3
|
11.
? – 11 = 8
9
19
2
3
|
12.
14 – 2 =
13
12
15
4
|
|
13.
? – 5 = 5
4
14
10
13
|
14.
? – 4 = 5
5
9
8
11
|
15.
8 – 2 =
7
5
6
4
|
16.
16 – 11 =
6
9
5
1
|
|
17.
? – 1 = 0
2
1
4
3
|
18.
14 – 0 =
8
19
7
14
|
19.
5 – 1 =
1
4
2
7
|
20.
? – 9 = 3
7
15
12
10
|