250.26% is the change from 191 to 669
Calculation steps:
[( 669 - 191 ) ÷ 191] x 100 = 250.26%
Formula
Percentage change = [(669 - 191) / 191] x 100
Subtract the new number by the original number
669 - 191 = 478
478 ÷ 191 = 2.5026178010471205
2.5026178010471205 x 100 = 250.26%