-90.96% is the change from 896 to 81
Calculation steps:
[( 81 - 896 ) ÷ 896] x 100 = -90.96%
Formula
Percentage change = [(81 - 896) / 896] x 100
Subtract the new number by the original number
81 - 896 = -815
-815 ÷ 896 = -0.9095982142857143
-0.9095982142857143 x 100 = -90.96%