8.7 Scientific Notation

Front

What is scientific notation?

Back

A method of expressing numbers as a product of a coefficient and a power of 10, e.g., a × 10^n.

Front

How do you multiply numbers in scientific notation?

Back

Add the exponents of the powers of 10 and multiply the coefficients.

Front

How do you divide numbers in scientific notation?

Back

Subtract the exponents of the powers of 10 and divide the coefficients.

Front

What is the standard form of 3.2 x 10^4?

Back

32,000

Front

Convert 0.00045 to scientific notation.

Back

4.5 x 10^-4

Front

What is the sum of (1.2 x 10^3) + (3.4 x 10^3)?

Back

4.6 x 10^3

Front

What is the product of (2.0 x 10^2) × (5.0 x 10^3)?

Back

1.0 x 10^6

Front

How do you express -0.00789 in scientific notation?

Back

-7.89 x 10^-3

Front

What is the simplified version of (6.0 x 10^5) + (4.0 x 10^5)?

Back

1.0 x 10^6

Front

What do you do to your exponents when you are adding numbers in scientific notation?

Back

You must have the same exponent; if not, adjust the numbers accordingly.