-56.74% is the change from 823 to 356
Calculation steps:
[( 356 - 823 ) ÷ 823] x 100 = -56.74%
Formula
Percentage change = [(356 - 823) / 823] x 100
Subtract the new number by the original number
356 - 823 = -467
-467 ÷ 823 = -0.5674362089914945
-0.5674362089914945 x 100 = -56.74%