229.68% is the change from 155 to 511
Calculation steps:
[( 511 - 155 ) ÷ 155] x 100 = 229.68%
Formula
Percentage change = [(511 - 155) / 155] x 100
Subtract the new number by the original number
511 - 155 = 356
356 ÷ 155 = 2.296774193548387
2.296774193548387 x 100 = 229.68%