# How do you write the answer in scientific notation given #(9.9times10^9)/(1.5times10^8)#?

##### 1 Answer

Mar 21, 2017

#### Explanation:

Example demonstrating a principle using 'easy' numbers

Suppose we had

This is the same as:

Split this so that we have:

But

Another way of doing this is:

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Write as:

Using the method as in the example write as:

but 9.9-:1.5=6.6# giving:

We have a whole number to the left of the equals that is less than 10 so this is the finished answer.