Lesson: Multiplying a Three-Digit Number by a One-Digit Number: Area Models Mathematics • 4th Grade

In this lesson, we will learn how to multiply a two- or three-digit number by a one-digit number by writing the number in expanded form and applying the distributive property.

Lesson Plan

Students will be able to

model multiplication of a three-digit number by a one-digit number using an area model,
write numbers in expanded form and calculate partial products,
record the steps of the method using equations.

Lesson Video

Lesson Worksheet

Q1:

Madison ordered 2 boxes of candies from the candy shop for her daughter’s birthday party. Each box has 850 candies. How many candies does she order?

Q2:

Fill in the blank: .

Q3:

Which of the following expressions shows how to multiply by using place value and expanded form?