-98.65% is the change from 812 to 11
Calculation steps:
[( 11 - 812 ) ÷ 812] x 100 = -98.65%
Formula
Percentage change = [(11 - 812) / 812] x 100
Subtract the new number by the original number
11 - 812 = -801
-801 ÷ 812 = -0.9864532019704434
-0.9864532019704434 x 100 = -98.65%