-53.62% is the change from 621 to 288
Calculation steps:
[( 288 - 621 ) ÷ 621] x 100 = -53.62%
Formula
Percentage change = [(288 - 621) / 621] x 100
Subtract the new number by the original number
288 - 621 = -333
-333 ÷ 621 = -0.5362318840579711
-0.5362318840579711 x 100 = -53.62%