-40.99% is the change from 971 to 573
Calculation steps:
[( 573 - 971 ) ÷ 971] x 100 = -40.99%
Formula
Percentage change = [(573 - 971) / 971] x 100
Subtract the new number by the original number
573 - 971 = -398
-398 ÷ 971 = -0.4098867147270855
-0.4098867147270855 x 100 = -40.99%