-38.58% is the change from 871 to 535
Calculation steps:
[( 535 - 871 ) ÷ 871] x 100 = -38.58%
Formula
Percentage change = [(535 - 871) / 871] x 100
Subtract the new number by the original number
535 - 871 = -336
-336 ÷ 871 = -0.3857634902411022
-0.3857634902411022 x 100 = -38.58%