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OAT Lesson 9: Powers of 10

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Last updated over 2 years ago
28 questions
Develop Understanding
Today's Learning Goal: (G5, U6, L2)
  • Use whole-number exponents to denote powers of 10
Today's Materials:
  • Laptop
  • Laptop charger
  • Pen/Pencil/Paper/Expo Marker (optional)
Please complete the Jump Start (activator). You have 5 minutes before we review. This is independent it should be silent.
Reminders:
1. Ready for class
2. No cellphones
3. Volume must be low.
4. Read and follow all directions
5.) Take your bag off and immediately begin the Activator.

JUMP START: How Many Do You See: Starburst - (5min)

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Launch: - (10 min)

I do (question 2)

We do (question 3)

You do (question 4 and 5)

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Question 2
2.

Write the number using exponential notation:

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Activity 1: Population of Delaware and India - (10 min)

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Activity 2: Powers of 10 - (10 min)

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Activity 3: Beyond a Billion - (10 min)

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Question 20
20.

How would you say the number 1,000,000,000,000?

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Question 21
21.

How many billions is that? How many millions is it? Explain or show your reasoning.

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Lesson Synthesis: - (5 min)

Today we looked at some really big numbers that are powers of 10 and represented them using exponents.

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We can also represent this expression with a power of ten.
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Cool Down: Exponential Notation - (5 min)

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Question 27
27.

Write 10,000 and 100,000 using exponential notation. Explain or show your reasoning.

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Question 28
28.

Write this as a number:

Closure Questions:

  • How do you feel about today's material?
  • What is an exponent?
  • Is this your first-time seeing exponents?
  • What are the rules of exponents?
Question 1
1.

How many do you see and how do you see them?

Question 3
3.

Write the number using exponential notation:

Question 4
4.

Write the number using exponential notation:

Question 5
5.

Write the number using exponential notation:
100,000

Question 6
6.

About 1,000,000 people live in Delaware.
How do you say this number?

Question 7
7.

How many thousands is this? Explain or show your reasoning.

Question 8
8.

Write the number using powers of 10.

Question 9
9.

How many times would you need to extend the diagram from the warm-up to get 1,000,000 tiny segments? Explain or show your reasoning.

Question 10
10.

In 1997, the population of India was about 1,000,000,000.
How would you say this number?

Question 11
11.

How many millions is this? How many thousands is it? Explain or show your reasoning.

Question 12
12.

Write the number using powers of 10.

Question 13
13.

How many times would you need to extend the diagram from the warm-up to get 1,000,000,000 tiny segments? Explain or show your reasoning.

Find the missing number that makes each equation true. Show your reasoning

Question 14
14.
2,000 = _______ x 20
Question 15
15.
20 x 10 x _______ = 20,000
Question 16
16.
_______ x 10 = 100,000
Question 17
17.
1,000 x 10,000 = _______
Question 18
18.

How were products of 10s useful in solving these problems?

Question 19
19.

Write each power of 10 as a number:



Question 22
22.

Write the number using powers of 10.

Question 23
23.

Describe an example of something that there are 1,000,000,000,000 of in the world.

Question 24
24.

How many of the medium sized segments are there?
What expression could you write to represent the number of these segments?
How does the image represent the expression 10 x 10?

Question 25
25.

What expression could you write to represent the number of small segments? How do you know?

What power of ten can we write to make this equation true?
Question 26
26.

If you kept going and drew 10 more tiny segments, how many of these would there be?
How can we write the number as a power of ten?
If I kept going a total of 6 times, how many of the smallest segments would there be?