-71.65% is the change from 642 to 182
Calculation steps:
[( 182 - 642 ) ÷ 642] x 100 = -71.65%
Formula
Percentage change = [(182 - 642) / 642] x 100
Subtract the new number by the original number
182 - 642 = -460
-460 ÷ 642 = -0.7165109034267912
-0.7165109034267912 x 100 = -71.65%