Area model multiplication

Front

What is the area model in multiplication?

Back

The area model is a visual representation of multiplication that breaks down numbers into their place values and represents the product as the sum of the areas of rectangles.

Tags

CCSS.4.NBT.B.5

Front

How do you write a number in expanded form?

Back

To write a number in expanded form, break it down into the sum of its place values. For example, 1543 is written as 1000 + 500 + 40 + 3.

Tags

CCSS.4.NBT.A.2

Front

What is a partial product in multiplication?

Back

A partial product is the result of multiplying a single digit of one factor by the entire other factor, often used in the area model to find the total product.

Tags

CCSS.4.NBT.B.5

Front

How do you find the total product using the area model?

Back

To find the total product using the area model, calculate the area of each rectangle (partial products) and then sum them together.

Tags

CCSS.4.NBT.B.5

Front

What does the green rectangle represent in the area model?

Back

The green rectangle represents one of the partial products in the area model, which is calculated by multiplying the corresponding place values.

Tags

CCSS.4.NBT.B.5

Front

What is the significance of the final step in the area model multiplication?

Back

The final step involves adding all the partial products together to find the overall product of the multiplication.

Tags

CCSS.4.NBT.B.5

Front

How can you visualize multiplication using the area model?

Back

You can visualize multiplication using the area model by drawing rectangles that represent the factors, with the dimensions corresponding to the place values.

Tags

CCSS.4.NBT.B.5

Front

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

Back

The first step is to break down each number into its place values to create a grid or rectangle layout.

Tags

CCSS.4.NBT.B.5

Front

What is the relationship between area and multiplication?

Back

The area of a rectangle can be calculated by multiplying its length by its width, which is the same principle used in the area model for multiplication.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

How do you determine the dimensions of the rectangles in the area model?

Back

The dimensions of the rectangles are determined by the place values of the numbers being multiplied.

Tags

CCSS.4.NBT.B.5