# Lesson Worksheet: Multiplying a Three-Digit Number by a One-Digit Number: Column Method Mathematics • 4th Grade

In this worksheet, we will practice using the standard algorithm to multiply a three-digit number by a one-digit number.

**Q2: **

Is the calculation correct?

- AYes
- BNo

**Q3: **

Arrange the solutions of these expressions in ascending order.

- A
- B
- C
- D

**Q4: **

Find the product.

**Q5: **

Find the product.

**Q6: **

What is the number that can replace the question mark?

**Q7: **

If the price of one pen is $5, what is the price of 756 pens?

**Q8: **

A girl buys 2 meters of cloth. If the price of cloth is $234 per meter, how much does she pay?

**Q9: **

Look at how Sophia multiplied 432 by 6.

Use this method to find .

**Q10: **

This robot multiplies any number by 2 to get an answer. What is the answer in the following case?

**Q11: **

The product of 569 and a one-digit number has the digit 6 in the ones place. What digit does it have in the tens place? Use regrouping to help you find your answer.

**Q12: **

Consider the following multiplication:

What is the product?

**Q13: **

Mason wants to find the answer to .

He uses regrouping to help.

Fill in the blanks:

To find the digit in the tens place of his answer, Mason will need to multiply by and then add .

- A2, 3, 5
- B1, 2, 3
- C1, 5, 3
- D2, 3, 1
- E5, 3, 1

**Q14: **

Ethan wants to multiply a three-digit number by a one-digit number.

The three-digit number has a 0 in the ones place, but not in the tens place.

Which of these statements about Ethan’s answer will be true?

- AIt will have a zero in the tens place.
- BIt will have a zero in the ones place.
- CThe digit in the tens place will be greater than zero.
- DThe digit in the ones place will be greater than zero.

**Q15: **

Scarlett wants to multiply a three-digit number by a one-digit number.

The three-digit number has a 0 in the tens place:

Will Scarlett’s answer have a 0 in the tens place too?

- ANo, there is no chance her answer will have a 0 in the tens place.
- BYes, her answer will definitely have a 0 in the tens place.
- CHer answer might have a 0 in the tens place, only if she needs to regroup some ones.
- DHer answer might have a 0 in the tens place, only if she does not need to regroup any ones.

**Q16: **

Chloe says, “When multiplying 314 by 2, I do not need to regroup at all.”

Is Chloe’s statement true or false?

- AFalse
- BTrue

**Q17: **

Mia will regroup to help solve the multiplication problem below:

After Mia has multiplied the ones, how many tens will she have to regroup?