99.13% is the change from 230 to 458
Calculation steps:
[( 458 - 230 ) ÷ 230] x 100 = 99.13%
Formula
Percentage change = [(458 - 230) / 230] x 100
Subtract the new number by the original number
458 - 230 = 228
228 ÷ 230 = 0.991304347826087
0.991304347826087 x 100 = 99.13%