-66.83% is the change from 811 to 269
Calculation steps:
[( 269 - 811 ) ÷ 811] x 100 = -66.83%
Formula
Percentage change = [(269 - 811) / 811] x 100
Subtract the new number by the original number
269 - 811 = -542
-542 ÷ 811 = -0.6683107274969173
-0.6683107274969173 x 100 = -66.83%