38.81% is the change from 219 to 304
Calculation steps:
[( 304 - 219 ) ÷ 219] x 100 = 38.81%
Formula
Percentage change = [(304 - 219) / 219] x 100
Subtract the new number by the original number
304 - 219 = 85
85 ÷ 219 = 0.3881278538812785
0.3881278538812785 x 100 = 38.81%