IM 8.7.9 Lesson: Describing Large and Small Numbers Using Powers of 10
Match each expression with its corresponding value and word.
For each of the numbers, think of something in the world that is described by that number.
Match each expression to one or more diagrams that could represent it. For each match, explain what the value of a single small square would have to be.
For this match, explain what the value of a single small square would have to be.
For this match, explain what the value of a single small square would have to be.
For this match, explain what the value of a single small square would have to be.
For this match, explain what the value of a single small square would have to be.
Write an expression to describe the base-ten diagram if each small square represents . What is the value of this expression?
How does changing the value of the small square change the value of the expression? Explain or show your thinking in the applet below.
Select at least two different powers of 10 for the small square, and write the corresponding expressions to describe the base-ten diagram. What is the value of each of your expressions?
Your teacher will assign you Partner A or B and the information that is missing from your partner’s statements. Do not show your card to your partner.
Do not show your card to your partner. Read each statement assigned to you, ask your partner for the missing information, and write the number your partner tells you.
A “googol” is a name for a really big number: a 1 followed by 100 zeros.
If you square a googol, how many zeros will the answer have? Show your reasoning.
If you raise a googol to the googol power, how many zeros will the answer have? Show your reasoning.