-44.2% is the change from 871 to 486
Calculation steps:
[( 486 - 871 ) ÷ 871] x 100 = -44.2%
Formula
Percentage change = [(486 - 871) / 871] x 100
Subtract the new number by the original number
486 - 871 = -385
-385 ÷ 871 = -0.44202066590126293
-0.44202066590126293 x 100 = -44.2%