-43.74% is the change from 871 to 490
Calculation steps:
[( 490 - 871 ) ÷ 871] x 100 = -43.74%
Formula
Percentage change = [(490 - 871) / 871] x 100
Subtract the new number by the original number
490 - 871 = -381
-381 ÷ 871 = -0.43742824339839265
-0.43742824339839265 x 100 = -43.74%