-91.59% is the change from 868 to 73
Calculation steps:
[( 73 - 868 ) ÷ 868] x 100 = -91.59%
Formula
Percentage change = [(73 - 868) / 868] x 100
Subtract the new number by the original number
73 - 868 = -795
-795 ÷ 868 = -0.9158986175115207
-0.9158986175115207 x 100 = -91.59%