-91.18% is the change from 805 to 71
Calculation steps:
[( 71 - 805 ) ÷ 805] x 100 = -91.18%
Formula
Percentage change = [(71 - 805) / 805] x 100
Subtract the new number by the original number
71 - 805 = -734
-734 ÷ 805 = -0.9118012422360249
-0.9118012422360249 x 100 = -91.18%