# How do you write #0.045# in scientific notation?

##### 2 Answers

Nov 9, 2015

#### Explanation:

Move the decimal until you have the smallest whole number you can get.

What ever direction you move the decimal will tell you if it is a positive or negative exponent. In this case it was less than 1, therefore it will be a negative exponent.

Had the number been greater than one, it would've been a positive exponent.

Nov 9, 2015

0.045

4.5 is called the initial number or coefficient

#### Explanation:

In writing scientific notations, the initial numbers should follow the General Standard Formula: **LIP** to mean " *Left Is Negative* "...