-90.53% is the change from 971 to 92
Calculation steps:
[( 92 - 971 ) ÷ 971] x 100 = -90.53%
Formula
Percentage change = [(92 - 971) / 971] x 100
Subtract the new number by the original number
92 - 971 = -879
-879 ÷ 971 = -0.9052523171987642
-0.9052523171987642 x 100 = -90.53%