-65.01% is the change from 823 to 288
Calculation steps:
[( 288 - 823 ) ÷ 823] x 100 = -65.01%
Formula
Percentage change = [(288 - 823) / 823] x 100
Subtract the new number by the original number
288 - 823 = -535
-535 ÷ 823 = -0.6500607533414338
-0.6500607533414338 x 100 = -65.01%