330.97% is the change from 155 to 668
Calculation steps:
[( 668 - 155 ) ÷ 155] x 100 = 330.97%
Formula
Percentage change = [(668 - 155) / 155] x 100
Subtract the new number by the original number
668 - 155 = 513
513 ÷ 155 = 3.3096774193548386
3.3096774193548386 x 100 = 330.97%