Understanding Area Model for Multiplication

The video tutorial explains how to find the product of 46 and 53 using an area model. It begins by introducing the problem and explaining the concept of an area model. The tutorial then details how to label the parts of a rectangle with dimensions 46 by 53 units. It calculates the areas of four smaller rectangles within the larger rectangle and sums these areas to find the total product, which is 2438. The tutorial concludes by verifying the calculation and emphasizing the usefulness of the area model in understanding multiplication.

What is the main objective of the video tutorial?

• To subtract 53 from 46

• To divide 46 by 53

• To find the product of 46 and 53

• To find the sum of 46 and 53

Tags

CCSS.4.NBT.B.5

What mathematical model is used to find the product of 46 and 53?

• Fraction model

• Volume model

• Perimeter model

• Area model

Tags

CCSS.4.NBT.B.5

How is the rectangle divided to simplify the calculation?

• Into six smaller squares

• Into two equal halves

• Into four smaller rectangles

• Into three parts

Tags

CCSS.5.NF.B.4B

What is the area of the rectangle labeled as a sub 1?

• 120

• 18

• 2000

• 300

Tags

CCSS.5.NF.B.4B

What are the dimensions of the rectangle labeled as a sub 3?

• 40 units by 3 units

• 50 units by 40 units

• 6 units by 3 units

• 50 units by 6 units

Tags

CCSS.5.NF.B.4B

What is the area of the rectangle labeled as a sub 4?

• 300

• 18

• 120

• 2000

Tags

CCSS.5.NF.B.4B

What is the sum of the areas of the smaller rectangles?

• 2438

• 2000

• 300

• 120

Tags

CCSS.4.NBT.B.5

Which place value is summed first when calculating the total area?

• Thousands place

• Ones place

• Tens place

• Hundreds place

Tags

CCSS.4.NBT.B.5

What is the final product of 46 and 53?

• 2438

• 2000

• 300

• 120

Tags

CCSS.4.NBT.B.5

What is the significance of the total area calculated?

• It represents the perimeter of the rectangle

• It represents the difference between 46 and 53

• It represents the sum of 46 and 53

• It represents the product of 46 and 53

Tags

CCSS.4.NBT.B.5