Choose the appropriate button below, enter your numbers, and press Calculate.
 divided by  equals what percent (%) and what decimal?  
 is  percent (%) of what number?  
 percent (%) of   equals what number?  
 percent (%)   equals what number?  
Convert  percent (%) to a decimal and a fraction.  
Convert the decimal  to a percentage and a fraction.  
Calculate the percentage change from  to   
What percent of  is   
% of % is  
  

Convert 90% 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 900.
The second decimal place move gives us 90

Fraction Conversion

Percentage  =  90
  100

Using our Greatest Common Factor (GCF) (90, 100) = 10

Reducing the numerator and denominator of 90/100 by our GCF of 10,
we get the following reduced fraction:

Fraction = 9/10

Calculate the decimal of the percentage