121.99% is the change from 191 to 424
Calculation steps:
[( 424 - 191 ) ÷ 191] x 100 = 121.99%
Formula
Percentage change = [(424 - 191) / 191] x 100
Subtract the new number by the original number
424 - 191 = 233
233 ÷ 191 = 1.219895287958115
1.219895287958115 x 100 = 121.99%