-27.53% is the change from 603 to 437
Calculation steps:
[( 437 - 603 ) ÷ 603] x 100 = -27.53%
Formula
Percentage change = [(437 - 603) / 603] x 100
Subtract the new number by the original number
437 - 603 = -166
-166 ÷ 603 = -0.2752902155887231
-0.2752902155887231 x 100 = -27.53%