-29.19% is the change from 483 to 342
Calculation steps:
[( 342 - 483 ) ÷ 483] x 100 = -29.19%
Formula
Percentage change = [(342 - 483) / 483] x 100
Subtract the new number by the original number
342 - 483 = -141
-141 ÷ 483 = -0.2919254658385093
-0.2919254658385093 x 100 = -29.19%