Exploring Multiplication Arrays

The video tutorial explains how to use arrays to represent multiplication sentences. It begins with an introduction to the concept, followed by an example using the multiplication sentence 3 times 4. The teacher demonstrates how to visualize this sentence using arrays, representing groups of items. The tutorial then shows how to count the items in the arrays to verify the multiplication result. Finally, alternative counting methods, such as counting by fours or threes, are discussed to reinforce the concept.

What is the main goal of today's lesson?

• To learn how to add numbers

• To understand how to convert an array into a multiplication sentence

• To learn about fractions

• To practice division

Tags

CCSS.3.OA.A.1

What multiplication sentence does the teacher start with?

• 2 times 5

• 4 times 3

• 3 times 4

• 5 times 2

Tags

CCSS.3.OA.A.1

What does the multiplication sentence 3 times 4 represent in the context of the lesson?

• Four groups with three items in each group

• Three groups with four items in each group

• Four items with three groups

• Three items with four groups

Tags

CCSS.3.OA.A.1

How many balloons are in the first group?

• Five

• Two

• Three

• Four

Tags

CCSS.1.NBT.A.1

How many groups of balloons are needed to represent the multiplication sentence 3 times 4?

• Two

• Three

• One

• Four

Tags

CCSS.3.OA.A.1

How many balloons are there in total after creating three groups?

• 11

• 13

• 10

• 12

Tags

CCSS.2.OA.C.4

What is one way to count the total number of balloons?

• By counting each balloon individually

• By counting by 5s

• By counting by 2s

• By counting by 4s

Tags

CCSS.1.NBT.A.1

What is another way to count the total number of balloons?

• By counting by 3s

• By counting by 6s

• By counting by 8s

• By counting by 7s

Tags

CCSS.3.OA.D.9

What is the final answer to the multiplication sentence 3 times 4?

• 10

• 11

• 12

• 13

Tags

CCSS.3.OA.C.7

What is the purpose of using an array in this lesson?

• To make the lesson more colorful

• To visually represent the multiplication sentence

• To practice drawing

• To learn about addition

Tags

CCSS.4.NBT.B.5