Percentage Change Calculator
((New − Original) / Original) × 100. Default 80 to 100 is a 25% increase. 100 to 80 is a 20% decrease. Equal values are no change. Original 100 and new 0 is a 100% decrease. Original 0 is undefined.
Percentage change
Absolute change
Formula
Calculation
Absolute formula
Classification is labeled INCREASE, DECREASE, or NO CHANGE in text, not by color alone. Related: apply a rate forward · increase and decrease article