259.68% is the change from 186 to 669
Calculation steps:
[( 669 - 186 ) ÷ 186] x 100 = 259.68%
Formula
Percentage change = [(669 - 186) / 186] x 100
Subtract the new number by the original number
669 - 186 = 483
483 ÷ 186 = 2.596774193548387
2.596774193548387 x 100 = 259.68%