1. MORE Working with LARGE Numbers

2. Warm Up
A Write 3.87 x105 in standard form.
B Write 9,200,000,000 in scientific notation.

3. Warm Up
A Write 3.87 x105 in standard form.
B Write 9,200,000,000 in scientific notation.
387,000
9.2 x 109

4. The Environment Focus on
Despite the fact that nearly two thirds of the American population feel that air pollution is getting worse, air pollution statistics indicate that vast improvements are being made within the United States.
The government, industry and general public have all worked together to decrease air pollution in the U.S. Through government mandates, technological improvements and a more conscious attitude, air pollution statistics have improved dramatically.
According to statistics calculated by the Environmental Protection Agency (EPA), the United States is in much better shape today than they were several years ago.

5. The Environment Focus on
Americans have reduced toxic releases by more than 50 million tons since 1970.
Write this number in standard form and scientific notation.

6. The Environment Focus on
Americans have reduced toxic releases by more than 50 million tons since 1970.
Write this number in standard form and scientific notation.
50,000, x 107

7. The Environment Focus on
Forty-one fewer tons of Carbon Monoxide (CO) are being produced each year.
How many pounds are in a ton?
How many pounds of CO have been reduced?
Write this number in scientific notation.

8. The Environment Focus on
Forty-one fewer tons of Carbon Monoxide (CO) are being produced each year.
How many pounds are in a ton?
How many pounds of CO have been reduced?
Write this number in scientific notation.
2000
82,000 lbs.
8.2 x 104

9. The volume of the Earth is  259,000,000,000 cubic miles.
Science
Focus on
The volume of the Earth is
 259,000,000,000 cubic miles.
Write that number in scientific notation.
2.59 x 1011

10. The temperature of the Sun’s core is about 1.55 x 106 degrees Celsius.
Science
Focus on
The temperature of the Sun’s core is about 1.55 x 106 degrees Celsius.
Write that number in standard form.
1,550,000

11. The moon is about 3.8 x 105 kilometers from the sun.
Science
Focus on
The moon is about 3.8 x 105 kilometers from the sun.
How far is that in standard form?
380,000 km

12. Music Focus on Instrument Number in Standard Form
The table below shows the number of people who play the six most popular instruments. Copy and complete the table.
Instrument
Number in Standard Form
Number in Scientific Notation
Piano
2.06 x 107
Guitar
18,900,000
Organ
6.3 x 106
Flute
4,000,000
Clarinet
4.0 x 106
Drums
3.0 x 106
Source: American Music Conference

13. Music Focus on Instrument Number in Standard Form
The table below shows the number of people who play the six most popular instruments. Copy and complete the table.
Instrument
Number in Standard Form
Number in Scientific Notation
Piano
20,600,000
2.06 x 107
Guitar
18,900,000
1.89 x 107
Organ
6,300,000
6.3 x 106
Flute
4,000,000
4.0 x 106
Clarinet
Drums
3,000,000
3.0 x 106
Source: American Music Conference

14. Population Focus on Region Standard Notation Scientific Notation
The table below shows the population of various regions in Copy and complete the table.
Region
Population in 1995 (millions)
Standard Notation
Scientific Notation
Africa
721
Asia
3403
North America
292
Latin America
481
Europe
807
Oceania 29

15. Population Focus on Region Standard Notation Scientific Notation
The table below shows the population of various regions in Copy and complete the table.
Region
Population in 1995 (millions)
Standard Notation
Scientific Notation
Africa
721
721,000,000
7.21 x 108
Asia
3403
3,403,000,000
3.403 x 109
North America
292
292,000,000
2.92 x 108
Latin America
481
481,000,000
4.81 x 108
Europe
807
807,000,000
8.07 x 108
Oceania 29
29,000,000
2.9 x 107

16. Nature Focus on The average weight of a blue whale is:
2.6 x 105 pounds.
Write this number in standard form.
260,000 pounds
That’s 130 tons!

17. Nature
Focus on
The monarch is a species of butterfly common to Southern Oregon. It is one of about 2.0 x 104 species of butterflies in the world.
Write the number of butterfly species in standard form.
20,000

18. Cool Fact
166,875,000,000 pieces of mail are delivered each year in the United States.
Round that number to the nearest billion.
Now write that number in scientific notation.

19. Cool Fact
166,875,000,000 pieces of mail are delivered each year in the United States.
Round that number to the nearest billion.
167,000,000,000
Now write that number in scientific notation.
1.67 x 1011