Negative Scientific Notation

Express the following in scientific notation:
.000457

• 457 x 10⁶

• 457 x 10^-6

• 4.57 x10⁴

• 4.57 x 10^-4

Express the following in standard notation:
8.025 x 10^-8

• .00000008025

• .000000008025

• 802,500,000,000

• 80,250,000,000

How would you write 0.0005 in scientific notation?

• 50 x 10^-5

• 5 x 10^-4

• 5 x 10³

• .5 x 10³

How would you write -5.6 x 10^-3 in standard form?

• 0.0056

• -5,600

• 0.00056

• -0.0056

In Scientific Notation,
if the exponent on the 10 is a negative number then...

• it represents a large number

• it represents a small number between 0 and 1

UNDERSTANDING If the exponent is a negative number...

(a)  

• you move the decimal to the left

• you move the decimal to the right

Write 0.00000707 in scientific notation.

• 7.07 x 10^-6

• 7.07 x 10⁶

• 707 x 10⁸

• 707 x 10^-8

Write 7.8 x 10^-3  in standard form.

• 0.0078

• 7,800

• 78

• 0.078

Write 5.43 x 10^-7               in standard notation.

• 0.000000543

• 0.0000000543

• 5,430,000,000

• 54,300,000

Write 0.00000054 in scientific notation.

• 54 x 10⁸

• 5.4 x 10⁷

• 54 x 10^-8

• 5.4 x 10^-7