Question

How do you simplify `(6.3times10^15)/(2.1times10^11)`?

Answer 1

`(6.3xx10^15)/(2.1xx10^11)=3xx10^4`

Explanation:

`(6.3xx10^15)/(2.1xx10^11)`

= `6.3/2.1xx10^15/10^11`

Now as `6.3` is divisible by `2.1`, dividing we get

`(3cancel(6.3))/(1cancel(2.1))xx10^(15-11)`

= `3xx10^4`