821.59% is the change from 88 to 811
Calculation steps:
[( 811 - 88 ) ÷ 88] x 100 = 821.59%
Formula
Percentage change = [(811 - 88) / 88] x 100
Subtract the new number by the original number
811 - 88 = 723
723 ÷ 88 = 8.215909090909092
8.215909090909092 x 100 = 821.59%