268.9% is the change from 164 to 605
Calculation steps:
[( 605 - 164 ) ÷ 164] x 100 = 268.9%
Formula
Percentage change = [(605 - 164) / 164] x 100
Subtract the new number by the original number
605 - 164 = 441
441 ÷ 164 = 2.6890243902439024
2.6890243902439024 x 100 = 268.9%