Exploring Place Value Relationships Up to 100,000

The video tutorial covers the third-grade concept of place value relationships, focusing on TEKS 3.2b. It uses a problem from the 2018 STAAR test to illustrate how different models represent numbers. The tutorial explains how to analyze models X, Y, and Z, determining which models represent the same number. It concludes with a justification of the correct answer, emphasizing the equivalence of 20 tens to 200.

What is the main topic of the video?

• Multiplication tables

• Place value relationships

• Addition and subtraction

• Fractions

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What grade level is primarily discussed in the video?

• Second grade

• Third grade

• Fifth grade

• Fourth grade

Tags

CCSS.2.OA.A.1

What does Model X represent?

• 25

• 10

• 15

• 20

Tags

CCSS.1.OA.A.1

What does the array in Model X measure?

• 4 by 5

• 4 by 4

• 3 by 5

• 5 by 5

Tags

CCSS.3.OA.A.1

How many tens are in Model Y?

• 40

• 10

• 30

• 20

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What mathematical operation simplifies 20 tens to another form?

• Division

• Addition

• Subtraction

• Multiplication

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How do we multiply by tens according to the video?

• Add a zero to the number

• Double the number

• Square the number

• Halve the number

Tags

CCSS.3.NBT.A.3

Which models represent the same number?

• None of the above

• Y and Z

• X and Z

• X and Y

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What is the value represented by Model Z?

• 100

• 400

• 200

• 300

Tags

CCSS.2.NBT.A.1B

What concept does '20 tens equals two hundreds' illustrate?

• Addition

• Division

• Multiplication

• Place value

Tags

CCSS.2.NBT.A.1B