Exploring Array Multiplication Techniques

This video tutorial explains how to use array multiplication to solve the problem 26 times 24. The instructor demonstrates setting up an array using place values, calculating products within the array, and summing these products to find the total. Two methods of verification are shown to ensure the accuracy of the result, which is 624. The tutorial concludes with a summary of the array multiplication process.

What is the main topic discussed in this lesson?

• Array Multiplication

• Array Addition

• Array Subtraction

• Array Division

Tags

CCSS.3.OA.A.1

What are the two numbers being multiplied in the example?

• 26 and 25

• 25 and 24

• 24 and 23

• 26 and 24

Tags

CCSS.4.NBT.B.5

How is the number 26 represented in the array?

• 26 + 0

• 2 + 6

• 20 + 6

• 20 + 4

Tags

CCSS.2.OA.C.4

What is the product of 20 times 20 in the array?

• 200

• 400

• 800

• 600

Tags

CCSS.3.OA.A.1

What is the result of multiplying 6 by 20?

• 120

• 140

• 160

• 180

Tags

CCSS.4.NBT.B.5

What is the product of 20 times 4?

• 60

• 70

• 80

• 90

Tags

CCSS.3.NBT.A.3

What is the result of multiplying 6 by 4?

• 20

• 22

• 24

• 26

Tags

CCSS.3.OA.C.7

What is the sum of the products 400, 120, 80, and 24?

• 600

• 624

• 650

• 670

Tags

CCSS.3.OA.D.8

What is the sum of 400 and 120?

• 530

• 500

• 510

• 520

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the final answer obtained after verifying the result?

• 622

• 620

• 626

• 624

Tags

CCSS.6.NS.B.3