-55.42% is the change from 489 to 218
Calculation steps:
[( 218 - 489 ) ÷ 489] x 100 = -55.42%
Formula
Percentage change = [(218 - 489) / 489] x 100
Subtract the new number by the original number
218 - 489 = -271
-271 ÷ 489 = -0.5541922290388548
-0.5541922290388548 x 100 = -55.42%