Powers of Ten Lesson Slides: 13 Slides

13 Slides • 10 Questions

1

We will use this concept to estimate large quantities and write in a format that helps you compare.

Powers of 10

2

Multiple Choice

Which represents the values of 10³?

1

10 + 10 + 10

2

10 x 10 x 10

3

10 x 3

3

Multiple Choice

What is the values of

8 x 10⁴?

1

80,000

2

8,000

3

800,000

4

800

4

10⁴ = 10 x 10 x 10 x 10 =10,000

8 x 10,000 = 80,000

Some text here about the topic of discussion

5

We will estimate the population using powers of 10.

6

China's population rounds to 1 billion. Let's write that using powers of 10.

7

1 billion =

1,000,000,000 =

10⁹

8

Multiple Choice

Estimate the population of Japan.

1

100,000,000

2

200,000,000

3

10,000,000

9

100,000,000 =

10⁸

10

Multiple Choice

Compare the populations.

10⁹ __ 10⁸

1

<

2

>

3

=

11

Multiple Choice

42 x 10⁵

1

4,200,000

2

42,000

3

420,000

4

4,200

12

13

We can also estimate very small quantities

14

Will this power of 10 have a positive or negative exponent?

Estimate the thickness of a human hair to

0.0002

15

0.0002 =

2 x 10^?

16

0.0002 =

2 x 10^-4

17

Multiple Choice

Estimate 0.0013 using a single digit.

1

0.001

2

0.002

18

Multiple Choice

Write 0.001 as a power of 10.

1

1 x 10^-4

2

1 x 10^-3

3

1 x 10^-2

19

Multiple Choice

0.0867 x 10²

1

86.7

2

8.67

3

0.867

20

Multiple Choice

Which is the correct estimate for Canada?

1

1 x 10¹⁵

2

2 x 10¹⁵

21

Multiple Choice

Which is the correct estimate for USA?

1

2 x 10¹⁵

2

2 x 10¹⁶

22

Compare.

2 x 10¹⁵ < 2 x 10¹⁶

This shows that the value of the US is one more power of 10...

which is 10 times greater than the value of Canada.

23

Now turn to workbook page 56.

We will use this concept to estimate large quantities and write in a format that helps you compare.

Powers of 10

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