-59.17% is the change from 823 to 336
Calculation steps:
[( 336 - 823 ) ÷ 823] x 100 = -59.17%
Formula
Percentage change = [(336 - 823) / 823] x 100
Subtract the new number by the original number
336 - 823 = -487
-487 ÷ 823 = -0.5917375455650061
-0.5917375455650061 x 100 = -59.17%