-26.28% is the change from 818 to 603
Calculation steps:
[( 603 - 818 ) ÷ 818] x 100 = -26.28%
Formula
Percentage change = [(603 - 818) / 818] x 100
Subtract the new number by the original number
603 - 818 = -215
-215 ÷ 818 = -0.2628361858190709
-0.2628361858190709 x 100 = -26.28%