253.9% is the change from 154 to 545
Calculation steps:
[( 545 - 154 ) ÷ 154] x 100 = 253.9%
Formula
Percentage change = [(545 - 154) / 154] x 100
Subtract the new number by the original number
545 - 154 = 391
391 ÷ 154 = 2.538961038961039
2.538961038961039 x 100 = 253.9%