-71.82% is the change from 511 to 144
Calculation steps:
[( 144 - 511 ) ÷ 511] x 100 = -71.82%
Formula
Percentage change = [(144 - 511) / 511] x 100
Subtract the new number by the original number
144 - 511 = -367
-367 ÷ 511 = -0.7181996086105675
-0.7181996086105675 x 100 = -71.82%