Area model multiplication

Front

What is area model multiplication?

Back

A visual method of multiplying numbers by breaking them into parts and using rectangles to represent those parts.

Front

What is expanded form?

Back

A way to write numbers by showing the value of each digit. For example, 1543 = 1000 + 500 + 40 + 3.

Front

What is the product in multiplication?

Back

The result of multiplying two or more numbers together.

Front

What does the green rectangle represent in an area model?

Back

It represents one of the parts of the multiplication problem, often showing one of the factors.

Front

How do you find the area of a rectangle?

Back

Multiply the length by the width.

Front

What is the first step in using the area model for multiplication?

Back

Break each number into its place value components.

Front

If you multiply 30 by 20 using the area model, what are the parts?

Back

30 = 30 and 20 = 20, so the parts are 30 x 20.

Front

What is the final step after calculating the areas in an area model?

Back

Add all the areas together to find the total product.

Front

What is repeated addition?

Back

A method of adding the same number multiple times, which is related to multiplication.

Front

What is a factor in multiplication?

Back

A number that is multiplied by another number to get a product.