-54.69% is the change from 971 to 440
Calculation steps:
[( 440 - 971 ) ÷ 971] x 100 = -54.69%
Formula
Percentage change = [(440 - 971) / 971] x 100
Subtract the new number by the original number
440 - 971 = -531
-531 ÷ 971 = -0.5468589083419155
-0.5468589083419155 x 100 = -54.69%