-65.1% is the change from 871 to 304
Calculation steps:
[( 304 - 871 ) ÷ 871] x 100 = -65.1%
Formula
Percentage change = [(304 - 871) / 871] x 100
Subtract the new number by the original number
304 - 871 = -567
-567 ÷ 871 = -0.6509758897818599
-0.6509758897818599 x 100 = -65.1%