49.42% is the change from 346 to 517
Calculation steps:
[( 517 - 346 ) ÷ 346] x 100 = 49.42%
Formula
Percentage change = [(517 - 346) / 346] x 100
Subtract the new number by the original number
517 - 346 = 171
171 ÷ 346 = 0.49421965317919075
0.49421965317919075 x 100 = 49.42%