-55.56% is the change from 648 to 288
Calculation steps:
[( 288 - 648 ) ÷ 648] x 100 = -55.56%
Formula
Percentage change = [(288 - 648) / 648] x 100
Subtract the new number by the original number
288 - 648 = -360
-360 ÷ 648 = -0.5555555555555556
-0.5555555555555556 x 100 = -55.56%