-27.81% is the change from 827 to 597
Calculation steps:
[( 597 - 827 ) ÷ 827] x 100 = -27.81%
Formula
Percentage change = [(597 - 827) / 827] x 100
Subtract the new number by the original number
597 - 827 = -230
-230 ÷ 827 = -0.2781136638452237
-0.2781136638452237 x 100 = -27.81%