235.48% is the change from 155 to 520
Calculation steps:
[( 520 - 155 ) ÷ 155] x 100 = 235.48%
Formula
Percentage change = [(520 - 155) / 155] x 100
Subtract the new number by the original number
520 - 155 = 365
365 ÷ 155 = 2.3548387096774195
2.3548387096774195 x 100 = 235.48%