-43.97% is the change from 489 to 274
Calculation steps:
[( 274 - 489 ) ÷ 489] x 100 = -43.97%
Formula
Percentage change = [(274 - 489) / 489] x 100
Subtract the new number by the original number
274 - 489 = -215
-215 ÷ 489 = -0.4396728016359918
-0.4396728016359918 x 100 = -43.97%