80.32% is the change from 188 to 339
Calculation steps:
[( 339 - 188 ) ÷ 188] x 100 = 80.32%
Formula
Percentage change = [(339 - 188) / 188] x 100
Subtract the new number by the original number
339 - 188 = 151
151 ÷ 188 = 0.8031914893617021
0.8031914893617021 x 100 = 80.32%