16% is the change from 125 to 145
Calculation steps:
[( 145 - 125 ) ÷ 125] x 100 = 16%
Formula
Percentage change = [(145 - 125) / 125] x 100
Subtract the new number by the original number
145 - 125 = 20
20 ÷ 125 = 0.16
0.16 x 100 = 16%
Example