58.14% is the change from 344 to 544
Calculation steps:
[( 544 - 344 ) ÷ 344] x 100 = 58.14%
Formula
Percentage change = [(544 - 344) / 344] x 100
Subtract the new number by the original number
544 - 344 = 200
200 ÷ 344 = 0.5813953488372093
0.5813953488372093 x 100 = 58.14%