Week 4

Scientific Notation - Large Numbers

100

Convert to standard notation: 

4.7*10^4

47,000

200

Convert to scientific notation: 25,360

2.536*10^4

300

Convert to standard notation: 

9.87 * 10^5

987,000

400

Convert to scientific notation: 734,200

7.342*10^5

500

Convert to standard notation: 

3.425*10^8

342,500,000

Adding & Subtracting Integers

100

3+-7

-4

200

-5--3

-2

300

12+-20

-8

400

100--20

120

500

-35--40

5

Scientific Notation - Small Numbers

100

Convert to standard notation: 

3.0*10^-3

0.003

200

Convert to scientific notation: 0.034

3.4*10^-2

300

Convert to standard notation: 

4.38*10^-5

0.0000438

400

Convert to scientific notation: 0.0003005

3.005*10^-4

500

Convert to standard notation: 

9.64*10^-7

0.000000964

Multiplying & Dividing Integers

100

3*-5

-15

200

(-24)/(-4)

6

300

-6*-5

30

400

(-120)/(2)

-60

500

(-5)*(-4)*(-2)

-40

True or False

100

"negative times positive equals positive"

false

200

The number is in Scientific Notation:

3.14*10^5

True

300

taking away a negative makes the answer more negative

false! 

-- = +

400

The number is in Scientific Notation:

1.4*10^-5

True

500

adding a negative makes the answer more negative

true!
+- = -