1.
? – 15 = 5
8
22
20
24
|
2.
? – 17 = 18
39
35
14
18
|
3.
? – 7 = 31
31
19
4
38
|
4.
11 – 2 =
9
4
11
5
|
5.
? – 0 = 1
2
3
5
1
|
6.
9 – 4 =
5
1
3
8
|
7.
30 – 20 =
8
12
10
11
|
8.
47 – 8 =
20
39
18
25
|
9.
38 – 23 =
6
15
2
11
|
10.
11 – 9 =
5
2
1
4
|
11.
39 – 3 =
17
28
36
12
|
12.
? – 4 = 3
3
7
12
9
|
13.
16 – 11 =
5
7
3
4
|
14.
3 – 2 =
6
2
4
1
|
15.
? – 1 = 1
1
6
2
4
|
16.
29 – 14 =
11
13
7
15
|
17.
? – 8 = 4
2
12
1
9
|
18.
29 – 13 =
18
16
8
7
|
19.
48 – 28 =
4
20
5
14
|
20.
? – 18 = 3
5
21
24
20
|
1.
? – 15 = 5
8
22
20
24
|
2.
? – 17 = 18
39
35
14
18
|
3.
? – 7 = 31
31
19
4
38
|
4.
11 – 2 =
9
4
11
5
|
5.
? – 0 = 1
2
3
5
1
|
6.
9 – 4 =
5
1
3
8
|
7.
30 – 20 =
8
12
10
11
|
8.
47 – 8 =
20
39
18
25
|
9.
38 – 23 =
6
15
2
11
|
10.
11 – 9 =
5
2
1
4
|
11.
39 – 3 =
17
28
36
12
|
12.
? – 4 = 3
3
7
12
9
|
13.
16 – 11 =
5
7
3
4
|
14.
3 – 2 =
6
2
4
1
|
15.
? – 1 = 1
1
6
2
4
|
16.
29 – 14 =
11
13
7
15
|
17.
? – 8 = 4
2
12
1
9
|
18.
29 – 13 =
18
16
8
7
|
19.
48 – 28 =
4
20
5
14
|
20.
? – 18 = 3
5
21
24
20
|