-27.09% is the change from 827 to 603
Calculation steps:
[( 603 - 827 ) ÷ 827] x 100 = -27.09%
Formula
Percentage change = [(603 - 827) / 827] x 100
Subtract the new number by the original number
603 - 827 = -224
-224 ÷ 827 = -0.2708585247883918
-0.2708585247883918 x 100 = -27.09%