146.4% is the change from 125 to 308
Calculation steps:
[( 308 - 125 ) ÷ 125] x 100 = 146.4%
Formula
Percentage change = [(308 - 125) / 125] x 100
Subtract the new number by the original number
308 - 125 = 183
183 ÷ 125 = 1.464
1.464 x 100 = 146.4%
Example