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Percent Change Calculator

Calculates a new value from the old value and Δ%.


Formula: old+old*PctCh/100

Example 1

What is the new value when the old value is 123 and the Δ% is 20?

Value Key Display Description
123 old 123.00 Stores the old value.
20 Δ% 20.00 Stores the Δ% value.
  new 147.60 Calculates the new value.

Example 2

What is the old value from example 1 if the new value is 150?

These keystrokes assume the values from example 1.


Value Key Display Description
150 new 150.00 Stores the new value.
  old 125.00 Calculates the old value.