512.9% is the change from 155 to 950
Calculation steps:
[( 950 - 155 ) ÷ 155] x 100 = 512.9%
Formula
Percentage change = [(950 - 155) / 155] x 100
Subtract the new number by the original number
950 - 155 = 795
795 ÷ 155 = 5.129032258064516
5.129032258064516 x 100 = 512.9%