55.81% is the change from 344 to 536
Calculation steps:
[( 536 - 344 ) ÷ 344] x 100 = 55.81%
Formula
Percentage change = [(536 - 344) / 344] x 100
Subtract the new number by the original number
536 - 344 = 192
192 ÷ 344 = 0.5581395348837209
0.5581395348837209 x 100 = 55.81%