Basic Exponent Rules and Scientific Notation

Try to change the number back to standard form:  6.79  x  10⁴

• 679,000

• 6,790

• 67,900

• 6,790,000

The factor multiplied by a power of 10 in scientific notation needs to be greater than or equal to one but less than ___________?

• 1

• 10

• 100

• 1,000

(2 x 10^-5)+ (7 x 10^-5)

• 9 x 10^-10

• 14 x 10^-5

• 9 x 10^-5

• 1.4 x 10^-4

5 x 10¹²
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2 x 10⁶

• 2.5 x 10²

• 2.5 x 10⁶

• 3 x 10²

• 2.5 x 10¹⁸

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

• 0.0056

• -5,600

• 0.00056

• -0.0056

Find the difference
(3.8 x 10⁴) - (2 x 10³)

• 8 x 10⁴

• 8 x 10¹

• 3.6 x 10¹

• 3.6 x 10⁴

Multiply:
(9.4 x 10⁶)(3.2 x 10⁵)

• 30.08 x 10¹¹

• 3.8 x 10¹

• 3.008 x 10¹²

• 2.9375 x 10¹

Which is greater,  2654⁰ or 5⁰?

• 2654⁰

• 5⁰

• They are the same

According to exponent rules, when we multiply two powers with the same base we _______ the exponents.

• add

• subtract

• multiply

• divide

According to exponent rules, when we divide two powers with the same base we _______ the exponents.
Example: h⁸ / h³

• add

• subtract

• multiply

• divide