Lesson: Multiplying a Multidigit Number by a One-Digit Number Using Expanded Form

In this lesson, we will learn how to multiply a multidigit number by a one-digit number using models.

Sample Question Videos

Q1:

Evaluate the expression without using a calculator.

Q2:

Ramy spilled ink on his multiplication homework. Write the numbers that are covered in ink.

Q3:

Fill in the missing digits:

Q4:

Look at how Sally found that .

Use her method to find the following products.

Q5:

Partitioning a number into column values helps us to multiply quickly. Partial products are added together to find the total.

Benjamin has used this strategy to show that .

Use the same strategy to find the product of 48 and 9.

Q6:

Rania used to solve .

Use her method to answer these questions.

Q7:

Fill in the missing digits:

Preview