-54.4% is the change from 489 to 223
Calculation steps:
[( 223 - 489 ) ÷ 489] x 100 = -54.4%
Formula
Percentage change = [(223 - 489) / 489] x 100
Subtract the new number by the original number
223 - 489 = -266
-266 ÷ 489 = -0.5439672801635992
-0.5439672801635992 x 100 = -54.4%