50.68% is the change from 219 to 330
Calculation steps:
[( 330 - 219 ) ÷ 219] x 100 = 50.68%
Formula
Percentage change = [(330 - 219) / 219] x 100
Subtract the new number by the original number
330 - 219 = 111
111 ÷ 219 = 0.5068493150684932
0.5068493150684932 x 100 = 50.68%