-54.47% is the change from 514 to 234
Calculation steps:
[( 234 - 514 ) ÷ 514] x 100 = -54.47%
Formula
Percentage change = [(234 - 514) / 514] x 100
Subtract the new number by the original number
234 - 514 = -280
-280 ÷ 514 = -0.5447470817120622
-0.5447470817120622 x 100 = -54.47%