81.69% is the change from 344 to 625
Calculation steps:
[( 625 - 344 ) ÷ 344] x 100 = 81.69%
Formula
Percentage change = [(625 - 344) / 344] x 100
Subtract the new number by the original number
625 - 344 = 281
281 ÷ 344 = 0.8168604651162791
0.8168604651162791 x 100 = 81.69%