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Unit 6 - Lesson 2 - Grade 5: Illustrative Mathematics

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24 Questions
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Grade 5 Unit 6
Lesson 2: Powers of 10
CC BY 2021 Illustrative Mathematics®
Grade 5 Unit 6
Lesson 2: Powers of 10
CC BY 2021 Illustrative Mathematics®
Lesson: Powers of 10

How Many Do You See: Starburst (Warm Up)

1.

How many do you see?

2.

Hosw do you see them?

Population of Delaware and India

About 1,000,000 people live in Delaware.
4.

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

5.

Write the number using powers of 10.

6.

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.

In 1997, the population of India was about 1,000,000,000.
8.

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

9.

Write the number using powers of 10.

10.

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.

Powers of 10

Find the missing number that makes each equation true. Show your reasoning.
11.
2,000 = _______ x 20
12.
20 x 10 x _______ = 20,000
13.
_______ x 10 = 100,000
14.
1,000 x 10,000 = _______
15.

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

Write each power of 10 as a number.
16.

17.

18.

Beyond a Billion (Optional)

20.

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

21.

Write the number using powers of 10.

22.

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

Cool Down: Exponential Notation
23.

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

24.

Write 106 as a number.