Vertical Subtraction Practice Worksheet with 15 problems for students to solve.

Problem Description:

The task is to solve a series of vertical subtraction problems. Each problem involves subtracting one number from another, and the goal is to find the difference for each pair of numbers.

Solution:

We will solve each subtraction problem step by step.

#### 1.)
```
11
- 7
-----
4
```
Explanation:
11 minus 7 equals 4.

#### 2.)
```
20
- 10
-----
10
```
Explanation:
20 minus 10 equals 10.

#### 3.)
```
18
- 12
-----
6
```
Explanation:
18 minus 12 equals 6.

#### 4.)
```
22
- 5
-----
17
```
Explanation:
22 minus 5 equals 17.

#### 5.)
```
35
- 15
-----
20
```
Explanation:
35 minus 15 equals 20.

#### 6.)
```
18
- 9
-----
9
```
Explanation:
18 minus 9 equals 9.

#### 7.)
```
46
- 6
-----
40
```
Explanation:
46 minus 6 equals 40.

#### 8.)
```
46
- 7
-----
39
```
Explanation:
46 minus 7 equals 39.

#### 9.)
```
50
- 25
-----
25
```
Explanation:
50 minus 25 equals 25.

#### 10.)
```
36
- 11
-----
25
```
Explanation:
36 minus 11 equals 25.

#### 11.)
```
28
- 17
-----
11
```
Explanation:
28 minus 17 equals 11.

#### 12.)
```
44
- 12
-----
32
```
Explanation:
44 minus 12 equals 32.

#### 13.)
```
50
- 19
-----
31
```
Explanation:
50 minus 19 equals 31.

#### 14.)
```
28
- 13
-----
15
```
Explanation:
28 minus 13 equals 15.

#### 15.)
```
47
- 29
-----
18
```
Explanation:
47 minus 29 equals 18.

Final Answers:

1. 4
2. 10
3. 6
4. 17
5. 20
6. 9
7. 40
8. 39
9. 25
10. 25
11. 11
12. 32
13. 31
14. 15
15. 18

Boxed Final Answer:

\[
\boxed{4, 10, 6, 17, 20, 9, 40, 39, 25, 25, 11, 32, 31, 15, 18}
\]