-90.94% is the change from 971 to 88
Calculation steps:
[( 88 - 971 ) ÷ 971] x 100 = -90.94%
Formula
Percentage change = [(88 - 971) / 971] x 100
Subtract the new number by the original number
88 - 971 = -883
-883 ÷ 971 = -0.9093717816683831
-0.9093717816683831 x 100 = -90.94%