How to Teach Multiplication Worksheets - Free Printable

Problem Explanation:

The task involves understanding multiplication as repeated addition. Each multiplication problem is broken down into its repeated addition form, and the final answer is calculated. The goal is to verify the correctness of the repeated addition and ensure the answers are accurate.

Solution:

Let's go through each row step by step to confirm the solutions:

#### Row 1:
- Multiplication: \( 8 \times 3 \)
- Repeated Addition: \( 8 + 8 + 8 \)
- Answer: \( 24 \)

- Calculation: \( 8 + 8 + 8 = 24 \)
- Correct.

#### Row 2:
- Multiplication: \( 7 \times 4 \)
- Repeated Addition: \( 7 + 7 + 7 + 7 \)
- Answer: \( 28 \)

- Calculation: \( 7 + 7 + 7 + 7 = 28 \)
- Correct.

#### Row 3:
- Multiplication: \( 9 \times 4 \)
- Repeated Addition: \( 9 + 9 + 9 + 9 \)
- Answer: \( 36 \)

- Calculation: \( 9 + 9 + 9 + 9 = 36 \)
- Correct.

#### Row 4:
- Multiplication: \( 12 \times 3 \)
- Repeated Addition: \( 12 + 12 + 12 \)
- Answer: \( 36 \)

- Calculation: \( 12 + 12 + 12 = 36 \)
- Correct.

#### Row 5:
- Multiplication: \( 4 \times 8 \)
- Repeated Addition: \( 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 \)
- Answer: \( 32 \)

- Calculation: \( 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 = 32 \)
- Correct.

#### Row 6:
- Multiplication: \( 7 \times 5 \)
- Repeated Addition: \( 7 + 7 + 7 + 7 + 7 \)
- Answer: \( 35 \)

- Calculation: \( 7 + 7 + 7 + 7 + 7 = 35 \)
- Correct.

#### Row 7:
- Multiplication: \( 6 \times 5 \)
- Repeated Addition: \( 6 + 6 + 6 + 6 + 6 \)
- Answer: \( 30 \)

- Calculation: \( 6 + 6 + 6 + 6 + 6 = 30 \)
- Correct.

#### Row 8:
- Multiplication: \( 20 \times 4 \)
- Repeated Addition: \( 20 + 20 + 20 + 20 \)
- Answer: \( 80 \)

- Calculation: \( 20 + 20 + 20 + 20 = 80 \)
- Correct.

#### Row 9:
- Multiplication: \( 13 \times 3 \)
- Repeated Addition: \( 13 + 13 + 13 \)
- Answer: \( 39 \)

- Calculation: \( 13 + 13 + 13 = 39 \)
- Correct.

#### Row 10:
- Multiplication: \( 9 \times 5 \)
- Repeated Addition: \( 9 + 9 + 9 + 9 + 9 \)
- Answer: \( 45 \)

- Calculation: \( 9 + 9 + 9 + 9 + 9 = 45 \)
- Correct.

#### Row 11:
- Multiplication: \( 6 \times 4 \)
- Repeated Addition: \( 6 + 6 + 6 + 6 \)
- Answer: \( 24 \)

- Calculation: \( 6 + 6 + 6 + 6 = 24 \)
- Correct.

#### Row 12:
- Multiplication: \( 11 \times 5 \)
- Repeated Addition: \( 11 + 11 + 11 + 11 + 11 \)
- Answer: \( 55 \)

- Calculation: \( 11 + 11 + 11 + 11 + 11 = 55 \)
- Correct.

#### Row 13:
- Multiplication: \( 300 \times 3 \)
- Repeated Addition: \( 300 + 300 + 300 \)
- Answer: \( 900 \)

- Calculation: \( 300 + 300 + 300 = 900 \)
- Correct.

#### Row 14:
- Multiplication: \( 3 \times 9 \)
- Repeated Addition: \( 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 \)
- Answer: \( 27 \)

- Calculation: \( 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 + 3 = 27 \)
- Correct.

#### Row 15:
- Multiplication: \( 6 \times 6 \)
- Repeated Addition: \( 6 + 6 + 6 + 6 + 6 + 6 \)
- Answer: \( 36 \)

- Calculation: \( 6 + 6 + 6 + 6 + 6 + 6 = 36 \)
- Correct.

#### Row 16:
- Multiplication: \( 50 \times 4 \)
- Repeated Addition: \( 50 + 50 + 50 + 50 \)
- Answer: \( 200 \)

- Calculation: \( 50 + 50 + 50 + 50 = 200 \)
- Correct.

Final Answer:

All the calculations are correct. The answers provided in the image are accurate.

\[
\boxed{24, 28, 36, 36, 32, 35, 30, 80, 39, 45, 24, 55, 900, 27, 36, 200}
\]