Question

How do you simplify `(5 times 10^8) /( 2 times 10^15)`?

Answer 1

`(5xx10^8)/(2xx10^15)=2.5xx10^(-7)`

Explanation:

`(5xx10^8)/(2xx10^15)`

= `5/2xx10^8/10^15`

Now using `a^m/a^n=a^(m-n)`, above can be reduced to

= `5/2xx10^(8-15)`

= `2.5xx10^(-7)`