241.94% is the change from 155 to 530
Calculation steps:
[( 530 - 155 ) ÷ 155] x 100 = 241.94%
Formula
Percentage change = [(530 - 155) / 155] x 100
Subtract the new number by the original number
530 - 155 = 375
375 ÷ 155 = 2.4193548387096775
2.4193548387096775 x 100 = 241.94%