# How do you express #0.00000054# in scientific notation?

##### 2 Answers

We need to write

#### Explanation:

To change the given number to

#### Explanation:

Scientific notation is composed of a "mantissa" and an "exponent".

The mantissa is a decimal number with one non-zero digit to the left of the decimal point (except, of course, if the number is exactly zero).

The "exponent" is

The mantissa for

and

it is necessary to move the decimal point