-41.1% is the change from 871 to 513
Calculation steps:
[( 513 - 871 ) ÷ 871] x 100 = -41.1%
Formula
Percentage change = [(513 - 871) / 871] x 100
Subtract the new number by the original number
513 - 871 = -358
-358 ÷ 871 = -0.41102181400688864
-0.41102181400688864 x 100 = -41.1%