-68.93% is the change from 811 to 252
Calculation steps:
[( 252 - 811 ) ÷ 811] x 100 = -68.93%
Formula
Percentage change = [(252 - 811) / 811] x 100
Subtract the new number by the original number
252 - 811 = -559
-559 ÷ 811 = -0.689272503082614
-0.689272503082614 x 100 = -68.93%