-47.16% is the change from 458 to 242
Calculation steps:
[( 242 - 458 ) ÷ 458] x 100 = -47.16%
Formula
Percentage change = [(242 - 458) / 458] x 100
Subtract the new number by the original number
242 - 458 = -216
-216 ÷ 458 = -0.47161572052401746
-0.47161572052401746 x 100 = -47.16%