77.46% is the change from 346 to 614
Calculation steps:
[( 614 - 346 ) ÷ 346] x 100 = 77.46%
Formula
Percentage change = [(614 - 346) / 346] x 100
Subtract the new number by the original number
614 - 346 = 268
268 ÷ 346 = 0.7745664739884393
0.7745664739884393 x 100 = 77.46%