-58.93% is the change from 823 to 338
Calculation steps:
[( 338 - 823 ) ÷ 823] x 100 = -58.93%
Formula
Percentage change = [(338 - 823) / 823] x 100
Subtract the new number by the original number
338 - 823 = -485
-485 ÷ 823 = -0.5893074119076549
-0.5893074119076549 x 100 = -58.93%