81.15% is the change from 191 to 346
Calculation steps:
[( 346 - 191 ) ÷ 191] x 100 = 81.15%
Formula
Percentage change = [(346 - 191) / 191] x 100
Subtract the new number by the original number
346 - 191 = 155
155 ÷ 191 = 0.8115183246073299
0.8115183246073299 x 100 = 81.15%