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Calculator Preferences
Percentage Change Calculator Sign
Percentage Change Calculator

This calculator will calculate the numerical difference, percent difference, fractional change, and percent change between one number and another number. Results include a dynamic tutorial and a bar chart. The Learn tab includes:

  • How to calculate percent change.
  • Percent change formula.
  • Increase example.
  • Decrease example.
Learn More

Selected Data Record:

A Data Record is a set of calculator entries that are stored in your web browser's Local Storage. If a Data Record is currently selected in the "Data" tab, this line will list the name you gave to that data record. If no data record is selected, or you have no entries stored for this calculator, the line will display "None".

DataData recordData recordSelected data record: None
Round to:Decimal places:Decimal places to round to:Number of decimal places to round result to:

Number of decimal places to round result to:

Select how many decimal places you would like the percentage change result rounded to. Note that the calculator will always give the raw result in the field provided, and then use the rounded version for the result explanation and the pie chart.

Begin #:Beginning #:Beginning number:Beginning number:

Beginning number:

Enter the beginning or past number, without non-numerical characters (commas, dollar signs, percent signs, etc.).

End #:Ending #:Ending number:Ending number:

Ending number:

Enter the ending or current number, without non-numerical characters (commas, dollar signs, percent signs, etc.).

# difference:Numerical diff:Numerical difference:Numerical difference:

Numerical difference:

This is the absolute value of the difference between the beginning number and the ending number.

% difference:Percent diff:Percentage difference:Percentage difference:

Percentage difference:

This is the percentage difference between the two entered numbers (not the same as percentage change).

Frac chg:Fractional chg:Fractional change:Fractional change:

Fractional change:

This is difference of the beginning and ending numbers, over the beginning number.

% change:Percent change:Percent change:Percent change:

Percent change:

This is the rounded version of the result derived from calculating percent change.

If you would like to save the current entries to the secure database, tap or click on the Data tab, select "New Data Record", give the data record a name, then tap or click the Save button. To save changes to previously saved entries, simply tap the Save button. Please select and "Clear" any data records you no longer need.

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Help and Tools

Help and Tools:

This section, which you can Unstick or Hide in the Calculator Preferences (just above the top of the calculator), contains the following tabs (content too long to fit within bordered frame can be scrolled up and down):

About: Click this tab for an introduction to the calculator.

Instructions: Click this tab for step-by-step instructions for using the calculator.

Terms: Click this tab for a list of the descriptions that are located within each popup help button (info icons).

PCalc: Click this tab for a handy "pocket" calculator you can use when you need to calculate an entry needed for the calculator.

Data: Click this tab to save a set of entries or a note in between visits. Entries and notes will be stored to your web browser's local storage (if supported by your browser of choice), meaning they can only be recalled with the same device and web browser you were using when you saved them. If you'd like to save entries and notes between devices you can do so by subscribing to the Ad-Free Member Version.



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