Intro to scientific notation Lesson Slides: 9 Slides

9 Slides • 3 Questions

1

Intro to scientific notation

2

What do we know about these numbers?

$2.34567\times10^2$
$234.567\times10^0$
$0.234567\times10^3$
$234567\times10^{-3}$
$23.4567\times10^1$
$234,567,000\times10^{-6}$
They are all equal! They all represent 234.567

3

Scientific Notation

A number in the form
$d\times10^n$
Where d starts with the ones place

4

Scientific Notation

A number in the form $a\times10^n$
Where a starts with the ones place
Which of these is in scientific notation?

5

Are these numbers in scientific notation?

$1.908\times10^{17}$
$0.325\times10^2$
$4.0701+10^7$
$18.432\times10^5$

6

Multiple Choice

$7.99\times10^{32}$

1

Yes

2

No

7

Multiple Choice

$8\times10^{-11}$

1

Yes

2

No

8

Multiple Choice

$84.5\times10^{13}$

1

Yes

2

No

9

Texas

I was born in Texas
Population: 29 million
How do we write this in scientific notation?

10

Texas

Population: 29 million
29,000,000
$2.9\times10,000,000$
$=2.9\times10^7$
Or, move the decimal 7 places on 2.9

11

Maryland

Population 6.046 million
How do we write this in scientific notation?

12

Maryland

Population 6.046 million
$6.046\times1,000,000$
$=6.046\times10^6$

Intro to scientific notation

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