-45.52% is the change from 971 to 529
Calculation steps:
[( 529 - 971 ) ÷ 971] x 100 = -45.52%
Formula
Percentage change = [(529 - 971) / 971] x 100
Subtract the new number by the original number
529 - 971 = -442
-442 ÷ 971 = -0.4552008238928939
-0.4552008238928939 x 100 = -45.52%