-87.79% is the change from 827 to 101
Calculation steps:
[( 101 - 827 ) ÷ 827] x 100 = -87.79%
Formula
Percentage change = [(101 - 827) / 827] x 100
Subtract the new number by the original number
101 - 827 = -726
-726 ÷ 827 = -0.8778718258766627
-0.8778718258766627 x 100 = -87.79%