-90.81% is the change from 827 to 76
Calculation steps:
[( 76 - 827 ) ÷ 827] x 100 = -90.81%
Formula
Percentage change = [(76 - 827) / 827] x 100
Subtract the new number by the original number
76 - 827 = -751
-751 ÷ 827 = -0.9081015719467956
-0.9081015719467956 x 100 = -90.81%