35.71% is the change from 224 to 304
Calculation steps:
[( 304 - 224 ) ÷ 224] x 100 = 35.71%
Formula
Percentage change = [(304 - 224) / 224] x 100
Subtract the new number by the original number
304 - 224 = 80
80 ÷ 224 = 0.35714285714285715
0.35714285714285715 x 100 = 35.71%