-41.15% is the change from 819 to 482
Calculation steps:
[( 482 - 819 ) ÷ 819] x 100 = -41.15%
Formula
Percentage change = [(482 - 819) / 819] x 100
Subtract the new number by the original number
482 - 819 = -337
-337 ÷ 819 = -0.41147741147741146
-0.41147741147741146 x 100 = -41.15%