4 Digit Addition - skoolon.com - Free Printable

Problem: Solve the 4-Digit Addition Problems

The worksheet asks us to add pairs of 4-digit numbers. Each problem is organized into columns for Thousands (Th), Hundreds (H), Tens (T), and Ones (O). We will solve each addition problem step by step.

---

#### Problem 1:
```
Th H T O
3 2 7 2
+ 4 2 6 4
+ 7 0 3
```

Step-by-Step Solution:
1. Ones Column (O):
\( 2 + 4 + 3 = 9 \)
Write down 9.

2. Tens Column (T):
\( 7 + 6 + 0 = 13 \)
Write down 3 and carry over 1 to the Hundreds column.

3. Hundreds Column (H):
\( 2 + 2 + 7 = 11 \) (including the carried-over 1)
Write down 1 and carry over 1 to the Thousands column.

4. Thousands Column (Th):
\( 3 + 4 + 0 = 7 \) (including the carried-over 1)
Write down 8.

Final Answer:
```
8 1 3 9
```

---

#### Problem 2:
```
Th H T O
4 4 2 2
2 4 6 4
+ 1 4 0 2
```

Step-by-Step Solution:
1. Ones Column (O):
\( 2 + 4 + 2 = 8 \)
Write down 8.

2. Tens Column (T):
\( 2 + 6 + 0 = 8 \)
Write down 8.

3. Hundreds Column (H):
\( 4 + 4 + 4 = 12 \)
Write down 2 and carry over 1 to the Thousands column.

4. Thousands Column (Th):
\( 4 + 2 + 1 = 7 \) (including the carried-over 1)
Write down 7.

Final Answer:
```
7 2 8 8
```

---

#### Problem 3:
```
Th H T O
5 6 2 8
1 3 4
+ 5 0 5
```

Step-by-Step Solution:
1. Ones Column (O):
\( 8 + 4 + 5 = 17 \)
Write down 7 and carry over 1 to the Tens column.

2. Tens Column (T):
\( 2 + 3 + 0 + 1 = 6 \) (including the carried-over 1)
Write down 6.

3. Hundreds Column (H):
\( 6 + 1 + 5 = 12 \)
Write down 2 and carry over 1 to the Thousands column.

4. Thousands Column (Th):
\( 5 + 0 + 1 = 6 \) (including the carried-over 1)
Write down 6.

Final Answer:
```
6 2 6 7
```

---

#### Problem 4:
```
Th H T O
1 4 2 2
1 5 6 4
+ 4 0 2
```

Step-by-Step Solution:
1. Ones Column (O):
\( 2 + 4 + 2 = 8 \)
Write down 8.

2. Tens Column (T):
\( 2 + 6 + 0 = 8 \)
Write down 8.

3. Hundreds Column (H):
\( 4 + 5 + 4 = 13 \)
Write down 3 and carry over 1 to the Thousands column.

4. Thousands Column (Th):
\( 1 + 1 + 0 + 1 = 3 \) (including the carried-over 1)
Write down 3.

Final Answer:
```
3 3 8 8
```

---

#### Problem 5:
```
Th H T O
1 6 2 8
5 3 7
+ 2 0 9 3
```

Step-by-Step Solution:
1. Ones Column (O):
\( 8 + 7 + 3 = 18 \)
Write down 8 and carry over 1 to the Tens column.

2. Tens Column (T):
\( 2 + 3 + 9 + 1 = 15 \) (including the carried-over 1)
Write down 5 and carry over 1 to the Hundreds column.

3. Hundreds Column (H):
\( 6 + 5 + 0 + 1 = 12 \) (including the carried-over 1)
Write down 2 and carry over 1 to the Thousands column.

4. Thousands Column (Th):
\( 1 + 2 + 1 = 4 \) (including the carried-over 1)
Write down 4.

Final Answer:
```
4 2 5 8
```

---

#### Problem 6:
```
Th H T O
5 6 2 8
1 2 4
+ 6 2 1
```

Step-by-Step Solution:
1. Ones Column (O):
\( 8 + 4 + 1 = 13 \)
Write down 3 and carry over 1 to the Tens column.

2. Tens Column (T):
\( 2 + 2 + 2 + 1 = 7 \) (including the carried-over 1)
Write down 7.

3. Hundreds Column (H):
\( 6 + 1 + 6 = 13 \)
Write down 3 and carry over 1 to the Thousands column.

4. Thousands Column (Th):
\( 5 + 0 + 1 = 6 \) (including the carried-over 1)
Write down 6.

Final Answer:
```
6 3 7 3
```

---

#### Problem 7:
```
Th H T O
7 6 2 8
2 1 0 3
+ 4 4 2
```

Step-by-Step Solution:
1. Ones Column (O):
\( 8 + 3 + 2 = 13 \)
Write down 3 and carry over 1 to the Tens column.

2. Tens Column (T):
\( 2 + 0 + 4 + 1 = 7 \) (including the carried-over 1)
Write down 7.

3. Hundreds Column (H):
\( 6 + 1 + 4 = 11 \)
Write down 1 and carry over 1 to the Thousands column.

4. Thousands Column (Th):
\( 7 + 2 + 0 + 1 = 10 \) (including the carried-over 1)
Write down 0 and carry over 1 to the next place value (Ten Thousands).

Final Answer:
```
1 0 1 7 3
```

---

#### Problem 8:
```
Th H T O
4 4 5 7
5 6 4
+ 0 3
```

Step-by-Step Solution:
1. Ones Column (O):
\( 7 + 4 + 3 = 14 \)
Write down 4 and carry over 1 to the Tens column.

2. Tens Column (T):
\( 5 + 6 + 0 + 1 = 12 \) (including the carried-over 1)
Write down 2 and carry over 1 to the Hundreds column.

3. Hundreds Column (H):
\( 4 + 5 + 0 + 1 = 10 \) (including the carried-over 1)
Write down 0 and carry over 1 to the Thousands column.

4. Thousands Column (Th):
\( 4 + 0 + 1 = 5 \) (including the carried-over 1)
Write down 5.

Final Answer:
```
5 0 2 4
```

---

#### Problem 9:
```
Th H T O
3 2 8 2
2 2 6 4
+ 7 0 2
```

Step-by-Step Solution:
1. Ones Column (O):
\( 2 + 4 + 2 = 8 \)
Write down 8.

2. Tens Column (T):
\( 8 + 6 + 0 = 14 \)
Write down 4 and carry over 1 to the Hundreds column.

3. Hundreds Column (H):
\( 2 + 2 + 7 + 1 = 12 \) (including the carried-over 1)
Write down 2 and carry over 1 to the Thousands column.

4. Thousands Column (Th):
\( 3 + 0 + 1 = 4 \) (including the carried-over 1)
Write down 4.

Final Answer:
```
4 2 4 8
```

---

Final Answers:

1. 8 1 3 9
2. 7 2 8 8
3. 6 2 6 7
4. 3 3 8 8
5. 4 2 5 8
6. 6 3 7 3
7. 1 0 1 7 3
8. 5 0 2 4
9. 4 2 4 8

Boxed Final Answer:
\[
\boxed{
\begin{array}{c}
8139 \\
7288 \\
6267 \\
3388 \\
4258 \\
6373 \\
10173 \\
5024 \\
4248 \\
\end{array}
}
\]