67.02% is the change from 191 to 319
Calculation steps:
[( 319 - 191 ) ÷ 191] x 100 = 67.02%
Formula
Percentage change = [(319 - 191) / 191] x 100
Subtract the new number by the original number
319 - 191 = 128
128 ÷ 191 = 0.6701570680628273
0.6701570680628273 x 100 = 67.02%