Area model multiplication

Front

What is area model multiplication?

Back

A visual way to multiply numbers by breaking them into parts and using rectangles to represent those parts.

Front

What is the expanded form of 1543?

Back

1000 + 500 + 40 + 3

Front

What is the final step of finding the product in an area model?

Back

Add all the partial products together.

Front

What is the multiplication strategy called that uses rectangles to represent numbers?

Back

Area Model

Front

What number goes in the green rectangle if the area model shows 3 rows of 15?

Back

45

Front

How do you find the area of a rectangle?

Back

Multiply the length by the width.

Front

What does the term 'partial product' mean?

Back

The result of multiplying one part of a number by another number in the area model.

Front

If you have 12 x 15, what are the partial products using the area model?

Back

(10 x 10) + (10 x 2) + (5 x 10) + (5 x 2) = 100 + 20 + 50 + 10.

Front

What is the purpose of using an area model in multiplication?

Back

To visualize the multiplication process and make it easier to understand.

Front

What is a rectangle in an area model used for?

Back

To represent the product of two numbers.