Convert 30% to:

a fraction and a decimal:

Decimal Conversion

A percentage is a number expressed in terms of it's relation to 100.

It is a number divided by 100.
We need to get to our original number.

Multiply our percentage by 100

This is the same as moving the decimal point to the right 2 places.

The first move to the right gives us 300.
The second decimal place move gives us 30

Fraction Conversion

Percentage  =  30
  100

Using our Greatest Common Factor (GCF) (30, 100) = 10

Reducing the numerator and denominator of 30/100 by our GCF of 10,
we get the following reduced fraction:

Fraction = 3/10

Calculate the decimal of the percentage