Scientific Notation

Front

What is scientific notation?

Back

A method of expressing numbers as a product of a coefficient and a power of 10, making it easier to work with very large or very small numbers.

Front

How do you convert a decimal to scientific notation?

Back

Move the decimal point in the number until only one non-zero digit remains to its left. Count the number of places moved; this becomes the exponent of 10.

Front

Convert 0.216 to scientific notation.

Back

2.16 x 10^-1

Front

Convert 0.000009 to scientific notation.

Back

9 x 10^-6

Front

Convert 42,000 to scientific notation.

Back

4.2 x 10^4

Front

What is the standard notation of 9.31 x 10^-5?

Back

0.0000931

Front

What is the standard notation of 5.43 x 10^-7?

Back

0.000000543

Front

What does the exponent in scientific notation indicate?

Back

The exponent indicates how many places to move the decimal point. A positive exponent means move to the right, and a negative exponent means move to the left.

Front

What is the coefficient in scientific notation?

Back

The coefficient is the number that is multiplied by the power of 10, and it must be between 1 and 10.

Front

Convert 0.00054 to scientific notation.

Back

5.4 x 10^-4