-88.53% is the change from 811 to 93
Calculation steps:
[( 93 - 811 ) ÷ 811] x 100 = -88.53%
Formula
Percentage change = [(93 - 811) / 811] x 100
Subtract the new number by the original number
93 - 811 = -718
-718 ÷ 811 = -0.8853267570900123
-0.8853267570900123 x 100 = -88.53%