# Worksheet: Multiplying Three-Digit Numbers by One-Digit Numbers: Adding Partial Products

In this worksheet, we will practice multiplying three-digit numbers by one-digit numbers by calculating partial products and using expanded column multiplication.

**Q1: **

Find the product.

**Q2: **

Use partial products to calculate .

**Q3: **

Ethan is using partial products to help him multiply. Finish the calculation to find .

**Q4: **

Sophia has 2 boxes. Each box contains 324 pieces of candy. How many pieces of candy does Sophia have in total?

**Q5: **

Use partial products to find .

**Q6: **

What is the missing number in the following multiplication operation?

**Q7: **

Complete the following operation with the missing numbers:

- A15, 624
- B150, 624
- C15, 795
- D15, 619
- E150, 759

**Q8: **

Charlotte and Elizabeth are calculating the following multiplication problem .

Charlotte said that the result is 381, while Elizabeth said it is 370. Who solved the problem in the right way?

- AElizabeth
- BCharlotte

**Q9: **

Find the missing number in the following equation:

What is the result of ?

**Q10: **

David used an area model to help him multiply 248 by 2.

Find the answer to and show how to calculate the answer by adding partial products in columns.

- A
- B
- C
- D
- E