-49.82% is the change from 283 to 142
Calculation steps:
[( 142 - 283 ) ÷ 283] x 100 = -49.82%
Formula
Percentage change = [(142 - 283) / 283] x 100
Subtract the new number by the original number
142 - 283 = -141
-141 ÷ 283 = -0.49823321554770317
-0.49823321554770317 x 100 = -49.82%