-37.01% is the change from 824 to 519
Calculation steps:
[( 519 - 824 ) ÷ 824] x 100 = -37.01%
Formula
Percentage change = [(519 - 824) / 824] x 100
Subtract the new number by the original number
519 - 824 = -305
-305 ÷ 824 = -0.37014563106796117
-0.37014563106796117 x 100 = -37.01%