Number Forms

The video tutorial explores the presence of numbers in everyday life and explains different forms of numbers, including standard, word, and expanded forms. It demonstrates how to convert numbers between these forms using a place value chart, emphasizing the importance of accuracy and showing work. The tutorial also covers working with large numbers and provides practice exercises to reinforce learning.

What is the price of the car mentioned in the advertisement?

• $13,587

• $14,857

• $15,487

• $14,587

How is the number 14,587 expressed in expanded form?

• 10,000 + 4,000 + 500 + 70 + 8

• 10,000 + 4,000 + 500 + 80 + 7

• 10,000 + 4,000 + 600 + 80 + 7

• 10,000 + 5,000 + 400 + 80 + 7

What is the first step in converting a number from expanded form to standard form?

• Multiply the digits by their place values

• Write the number in word form

• Add all the digits together

• Use a place value chart

What is the number 390,461 in word form?

• Three hundred ninety thousand, four hundred sixty-one

• Three hundred ninety thousand, four hundred sixteen

• Three hundred ninety thousand, four hundred sixty

• Three hundred ninety thousand, six hundred forty-one

What is the expanded form of the number 4,729,701?

• 4,000,000 + 700,000 + 2,000 + 9,000 + 700 + 1

• 4,000,000 + 700,000 + 20,000 + 9,000 + 700 + 1

• 4,000,000 + 700,000 + 20,000 + 9,000 + 700 + 10

• 4,000,000 + 700,000 + 20,000 + 9,000 + 70 + 1

Why is it important to show your work when solving math problems?

• It helps you think through a problem and allows others to understand your process

• It makes the problem look more complicated

• It is required by all math teachers

• It helps you memorize the problem

What is the expanded form of the tricky number 50,809?

• 50,000 + 8,000 + 9

• 50,000 + 800 + 9

• 50,000 + 80 + 9

• 50,000 + 800 + 90