# Lesson Worksheet: Multiplying up to Four-Digit Numbers by One-Digit Numbers: Area Models Mathematics

In this worksheet, we will practice using an area model and the distributive property to multiply a three- or four-digit number by a one-digit number.

Q1:

Use an area model to find the result of .

• A28‎ ‎928
• B28‎ ‎000
• C28‎ ‎920
• D28‎ ‎800

Q2:

• A632
• B642
• C651
• D542

Q3:

Mia drew this to help her calculate .

What expression is missing in the following:

• A
• B
• C
• D

What is ?

Q4:

Noah and Chloe want to use area to find .

Chloe splits this rectangle in half, but she can’t finish because she doesn’t know .

Noah says it is easier to use the 10 times table. How would he split the rectangle?

• A
• B

Pick the next step in Noah’s calculation.

• A
• B
• C
• D

Add the areas of the two parts to figure out .

Q5:

Isabella used to find .

Benjamin used to find .

Whose method is correct?

• AThey are both wrong.
• BThey are both correct.
• COnly Isabella’s method is correct.
• DOnly Benjamin’s method is correct.

What is ?

Q6:

Jackson has drawn this to help him multiply 3 and 18.

Pick the equation that describes his model.

• A
• B
• C
• D

Use the model to write the subtraction expression that is missing: .

• A
• B
• C
• D

What is ?

Q7:

Sophia has drawn this array to help her calculate by splitting 12 into .

There are squares in the blue part. Write an expression for the number of squares in the pink part.

• A
• B
• C
• D

Which of these is equal to ?

• A
• B
• C
• D

Which expression correctly shows the total number of squares in the array?

• A
• B
• C
• D

Q8:

Mason is learning to multiply by breaking apart factors and then adding.

For , he draws a 6-by-12 rectangle and splits it into two parts.

What is the missing expression in ?

• A
• B
• C
• D

What is ?

Q9:

Olivia used the area model below to help solve a multiplication problem.

Which multiplication problem did she use the area model to solve?

• A
• B
• C
• D
• E

Q10:

Benjamin drew this to help him multiply 6 by 18.

Pick the equation that shows how he split 18.

• A
• B
• C
• D

Which expression should he write for the number of orange squares?

• A
• B
• C
• D

Which two numbers can he add to find ?

• A
• B
• C
• D

This lesson includes 1 additional question and 9 additional question variations for subscribers.