240% is the change from 155 to 527
Calculation steps:
[( 527 - 155 ) ÷ 155] x 100 = 240%
Formula
Percentage change = [(527 - 155) / 155] x 100
Subtract the new number by the original number
527 - 155 = 372
372 ÷ 155 = 2.4
2.4 x 100 = 240%
Example