48.84% is the change from 346 to 515
Calculation steps:
[( 515 - 346 ) ÷ 346] x 100 = 48.84%
Formula
Percentage change = [(515 - 346) / 346] x 100
Subtract the new number by the original number
515 - 346 = 169
169 ÷ 346 = 0.4884393063583815
0.4884393063583815 x 100 = 48.84%