-57.16% is the change from 831 to 356
Calculation steps:
[( 356 - 831 ) ÷ 831] x 100 = -57.16%
Formula
Percentage change = [(356 - 831) / 831] x 100
Subtract the new number by the original number
356 - 831 = -475
-475 ÷ 831 = -0.5716004813477737
-0.5716004813477737 x 100 = -57.16%