-90.93% is the change from 805 to 73
Calculation steps:
[( 73 - 805 ) ÷ 805] x 100 = -90.93%
Formula
Percentage change = [(73 - 805) / 805] x 100
Subtract the new number by the original number
73 - 805 = -732
-732 ÷ 805 = -0.9093167701863354
-0.9093167701863354 x 100 = -90.93%