-87.64% is the change from 825 to 102
Calculation steps:
[( 102 - 825 ) ÷ 825] x 100 = -87.64%
Formula
Percentage change = [(102 - 825) / 825] x 100
Subtract the new number by the original number
102 - 825 = -723
-723 ÷ 825 = -0.8763636363636363
-0.8763636363636363 x 100 = -87.64%