-49.56% is the change from 458 to 231
Calculation steps:
[( 231 - 458 ) ÷ 458] x 100 = -49.56%
Formula
Percentage change = [(231 - 458) / 458] x 100
Subtract the new number by the original number
231 - 458 = -227
-227 ÷ 458 = -0.49563318777292575
-0.49563318777292575 x 100 = -49.56%