-45.71% is the change from 525 to 285
Calculation steps:
[( 285 - 525 ) ÷ 525] x 100 = -45.71%
Formula
Percentage change = [(285 - 525) / 525] x 100
Subtract the new number by the original number
285 - 525 = -240
-240 ÷ 525 = -0.45714285714285713
-0.45714285714285713 x 100 = -45.71%