Scientific Notation Word Problems and Operations

Front

What is scientific notation?

Back

A method of expressing numbers as a product of a number between 1 and 10 and a power of 10.

Front

How do you add numbers in scientific notation?

Back

Align the exponents; if they are different, convert one number to have the same exponent as the other before adding.

Front

How do you subtract numbers in scientific notation?

Back

Align the exponents; if they are different, convert one number to have the same exponent as the other before subtracting.

Front

How do you multiply numbers in scientific notation?

Back

Multiply the coefficients and add the exponents.

Front

How do you divide numbers in scientific notation?

Back

Divide the coefficients and subtract the exponents.

Front

What is the mean distance from the sun to Earth in scientific notation?

Back

9.29 x 10^7 miles.

Front

What is the mean distance from the sun to Jupiter in scientific notation?

Back

4.8388 x 10^8 miles.

Front

How do you find the difference between two numbers in scientific notation?

Back

Convert to the same exponent if necessary, then subtract the coefficients.

Front

What is a microgram in scientific notation?

Back

1 x 10^-6 grams.

Front

How many times greater is 1 x 10^2 grams than a microgram?

Back

1 x 10^8.