254.79% is the change from 146 to 518
Calculation steps:
[( 518 - 146 ) ÷ 146] x 100 = 254.79%
Formula
Percentage change = [(518 - 146) / 146] x 100
Subtract the new number by the original number
518 - 146 = 372
372 ÷ 146 = 2.547945205479452
2.547945205479452 x 100 = 254.79%