167.02% is the change from 191 to 510
Calculation steps:
[( 510 - 191 ) ÷ 191] x 100 = 167.02%
Formula
Percentage change = [(510 - 191) / 191] x 100
Subtract the new number by the original number
510 - 191 = 319
319 ÷ 191 = 1.6701570680628273
1.6701570680628273 x 100 = 167.02%