297.39% is the change from 115 to 457
Calculation steps:
[( 457 - 115 ) ÷ 115] x 100 = 297.39%
Formula
Percentage change = [(457 - 115) / 115] x 100
Subtract the new number by the original number
457 - 115 = 342
342 ÷ 115 = 2.973913043478261
2.973913043478261 x 100 = 297.39%