-52.79% is the change from 824 to 389
Calculation steps:
[( 389 - 824 ) ÷ 824] x 100 = -52.79%
Formula
Percentage change = [(389 - 824) / 824] x 100
Subtract the new number by the original number
389 - 824 = -435
-435 ÷ 824 = -0.5279126213592233
-0.5279126213592233 x 100 = -52.79%