-90.47% is the change from 766 to 73
Calculation steps:
[( 73 - 766 ) ÷ 766] x 100 = -90.47%
Formula
Percentage change = [(73 - 766) / 766] x 100
Subtract the new number by the original number
73 - 766 = -693
-693 ÷ 766 = -0.9046997389033943
-0.9046997389033943 x 100 = -90.47%