-55.51% is the change from 663 to 295
Calculation steps:
[( 295 - 663 ) ÷ 663] x 100 = -55.51%
Formula
Percentage change = [(295 - 663) / 663] x 100
Subtract the new number by the original number
295 - 663 = -368
-368 ÷ 663 = -0.555052790346908
-0.555052790346908 x 100 = -55.51%