Understanding Place Value Concepts

Mr. Ahmed introduces place value concepts using base 10 blocks, explaining how numbers are built and represented. He describes patterns in place value models and uses a place value chart to determine digit values. The video includes exercises comparing digit values in different numbers and completing a table to reinforce understanding. The lesson concludes with a summary and instructions for further class discussion.

What is the essential question discussed in the introduction?

• How can you describe the value of a digit?

• What is the sum of two numbers?

• How do you multiply numbers?

• What is the difference between two numbers?

What does a small cube represent in base 10 blocks?

• Hundred

• One

• Ten

• Thousand

How many small cubes make a long?

• 20

• 15

• 10

• 5

What shape represents 100 in base 10 blocks?

• Flat

• Long

• Sphere

• Cube

What is the pattern in the shapes of the models?

• Cube, Flat, Long, Cube

• Cube, Long, Flat, Cube

• Flat, Long, Cube, Flat

• Long, Cube, Flat, Long

What will be the shape of the model for 10,000?

• Sphere

• Flat

• Long

• Cube

How does the size of the model for 100,000 compare to 10,000?

• It is twice the size

• It is the same size

• It is half the size

• It is ten times the size

What is the pattern in the sizes of the models?

• Each model is ten times the size of the previous

• Each model is twice the size of the previous

• Each model is the same size

• Each model is half the size of the previous

In a place value chart, what is the value of the digit 9 in 894,613?

• Nine

• Ninety thousand

• Ninety

• Nine hundred

What is the value of the digit 6 in the number 894,613?

• Six

• Sixty

• Six hundred

• Six thousand