What is 6 of 20?
6 of 20 is the same as
It all depends on the format you are after.
All of the sample is 20 and you have 6 of that sample
But this can be simplified. Notice that both 6 and 20 are even numbers so 2 is a 'common factor'
3 is a prime number so you have to stop there.
Percentage is just another fraction. It is however, a special fraction in that the bottom number (denominator) is always fixed at 100
The percentage symbol % is a bit like a unit of measurement but one that is worth
Using the example of 30% we can write:
We have the fraction
So we need to change the 10 into 100