175.2% is the change from 125 to 344
Calculation steps:
[( 344 - 125 ) ÷ 125] x 100 = 175.2%
Formula
Percentage change = [(344 - 125) / 125] x 100
Subtract the new number by the original number
344 - 125 = 219
219 ÷ 125 = 1.752
1.752 x 100 = 175.2%
Example