443.09% is the change from 123 to 668
Calculation steps:
[( 668 - 123 ) ÷ 123] x 100 = 443.09%
Formula
Percentage change = [(668 - 123) / 123] x 100
Subtract the new number by the original number
668 - 123 = 545
545 ÷ 123 = 4.430894308943089
4.430894308943089 x 100 = 443.09%