Addition Worksheet Worksheet for 4th - 6th Grade | Lesson Planet - Free Printable

Problem Description:

The task is to solve the addition problems provided in the worksheet and write the correct sums before each line. The worksheet contains multiple groups of numbers that need to be added together.

Solution Approach:

1. Identify the Groups: Each row contains a group of numbers that need to be added.
2. Perform Addition: Add the numbers in each group step by step.
3. Write the Sum: Write the sum before each line as instructed.

Step-by-Step Solution:

#### Row 1:
- Numbers: \( 1871, 5643, 6341 \)
- Calculation:
\[
1871 + 5643 = 7514
\]
\[
7514 + 6341 = 13855
\]
- Sum: \( 13855 \)

#### Row 2:
- Numbers: \( 5643, 1273, 3885 \)
- Calculation:
\[
5643 + 1273 = 6916
\]
\[
6916 + 3885 = 10801
\]
- Sum: \( 10801 \)

#### Row 3:
- Numbers: \( 5311, 1373, 4128 \)
- Calculation:
\[
5311 + 1373 = 6684
\]
\[
6684 + 4128 = 10812
\]
- Sum: \( 10812 \)

#### Row 4:
- Numbers: \( 2596, 4178, 7030 \)
- Calculation:
\[
2596 + 4178 = 6774
\]
\[
6774 + 7030 = 13804
\]
- Sum: \( 13804 \)

#### Row 5:
- Numbers: \( 4178, 4834, 4520 \)
- Calculation:
\[
4178 + 4834 = 9012
\]
\[
9012 + 4520 = 13532
\]
- Sum: \( 13532 \)

#### Row 6:
- Numbers: \( 3805, 4790, 5260 \)
- Calculation:
\[
3805 + 4790 = 8595
\]
\[
8595 + 5260 = 13855
\]
- Sum: \( 13855 \)

#### Row 7:
- Numbers: \( 1648, 5281, 2715 \)
- Calculation:
\[
1648 + 5281 = 6929
\]
\[
6929 + 2715 = 9644
\]
- Sum: \( 9644 \)

#### Row 8:
- Numbers: \( 5281, 4712, 1234 \)
- Calculation:
\[
5281 + 4712 = 9993
\]
\[
9993 + 1234 = 11227
\]
- Sum: \( 11227 \)

#### Row 9:
- Numbers: \( 7785, 2999, 1992 \)
- Calculation:
\[
7785 + 2999 = 10784
\]
\[
10784 + 1992 = 12776
\]
- Sum: \( 12776 \)

#### Row 10:
- Numbers: \( 3946, 5325, 2188 \)
- Calculation:
\[
3946 + 5325 = 9271
\]
\[
9271 + 2188 = 11459
\]
- Sum: \( 11459 \)

#### Row 11:
- Numbers: \( 5325, 4903, 3301 \)
- Calculation:
\[
5325 + 4903 = 10228
\]
\[
10228 + 3301 = 13529
\]
- Sum: \( 13529 \)

#### Row 12:
- Numbers: \( 2897, 2910, 6590 \)
- Calculation:
\[
2897 + 2910 = 5807
\]
\[
5807 + 6590 = 12397
\]
- Sum: \( 12397 \)

#### Row 13:
- Numbers: \( 1185, 2314, 7629 \)
- Calculation:
\[
1185 + 2314 = 3499
\]
\[
3499 + 7629 = 11128
\]
- Sum: \( 11128 \)

#### Row 14:
- Numbers: \( 2314, 1092, 6590 \)
- Calculation:
\[
2314 + 1092 = 3406
\]
\[
3406 + 6590 = 9996
\]
- Sum: \( 9996 \)

#### Row 15:
- Numbers: \( 7629, 2417, 6590 \)
- Calculation:
\[
7629 + 2417 = 10046
\]
\[
10046 + 6590 = 16636
\]
- Sum: \( 16636 \)

Final Answer:

\[
\boxed{
\begin{array}{c}
13855 \\
10801 \\
10812 \\
13804 \\
13532 \\
13855 \\
9644 \\
11227 \\
12776 \\
11459 \\
13529 \\
12397 \\
11128 \\
9996 \\
16636 \\
\end{array}
}
\]