240.52% is the change from 153 to 521
Calculation steps:
[( 521 - 153 ) ÷ 153] x 100 = 240.52%
Formula
Percentage change = [(521 - 153) / 153] x 100
Subtract the new number by the original number
521 - 153 = 368
368 ÷ 153 = 2.4052287581699345
2.4052287581699345 x 100 = 240.52%