-46.33% is the change from 831 to 446
Calculation steps:
[( 446 - 831 ) ÷ 831] x 100 = -46.33%
Formula
Percentage change = [(446 - 831) / 831] x 100
Subtract the new number by the original number
446 - 831 = -385
-385 ÷ 831 = -0.46329723225030084
-0.46329723225030084 x 100 = -46.33%