-90.71% is the change from 764 to 71
Calculation steps:
[( 71 - 764 ) ÷ 764] x 100 = -90.71%
Formula
Percentage change = [(71 - 764) / 764] x 100
Subtract the new number by the original number
71 - 764 = -693
-693 ÷ 764 = -0.9070680628272252
-0.9070680628272252 x 100 = -90.71%