Online Calculators & Tools





Percentage Calculator or converter


What is % of ?  
   
is what percent of ? %
   
is % of what?
   
What is the percentage change
 
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Percentage Formula and calculatoin with example

Although the percentage formula can be written in different forms, it is essentially an algebraic equation involving three values.

Percentage calculations and method

Percentage of a value calculation

What is 20% of $60?

20% is mutiplied by $60:

20% × $60 = (20/100) × $60 = 0.2 × $60 = $12

Percentage calculation

$12 is what percent of $60?

$12 is divided by $60 and multiplied by 100%:

($12 / $60) × 100% = 20%

Whole value calculation

$12 is 20% of what?

$12 is divided by 20%:

$12 / 20% = ($12 / 20) × 100 = $60

Percentage change calculation

What is the percentage change from $40 to $50?

The difference between $50 and $40 is divided by $40 and multiplied by 100%:

[($50 - $40) / $40] × 100% = 0.25 × 100% = 25%