-39.44% is the change from 824 to 499
Calculation steps:
[( 499 - 824 ) ÷ 824] x 100 = -39.44%
Formula
Percentage change = [(499 - 824) / 824] x 100
Subtract the new number by the original number
499 - 824 = -325
-325 ÷ 824 = -0.39441747572815533
-0.39441747572815533 x 100 = -39.44%