-91.68% is the change from 973 to 81
Calculation steps:
[( 81 - 973 ) ÷ 973] x 100 = -91.68%
Formula
Percentage change = [(81 - 973) / 973] x 100
Subtract the new number by the original number
81 - 973 = -892
-892 ÷ 973 = -0.9167523124357657
-0.9167523124357657 x 100 = -91.68%