-90.93% is the change from 838 to 76
Calculation steps:
[( 76 - 838 ) ÷ 838] x 100 = -90.93%
Formula
Percentage change = [(76 - 838) / 838] x 100
Subtract the new number by the original number
76 - 838 = -762
-762 ÷ 838 = -0.9093078758949881
-0.9093078758949881 x 100 = -90.93%