67.37% is the change from 331 to 554
Calculation steps:
[( 554 - 331 ) ÷ 331] x 100 = 67.37%
Formula
Percentage change = [(554 - 331) / 331] x 100
Subtract the new number by the original number
554 - 331 = 223
223 ÷ 331 = 0.6737160120845922
0.6737160120845922 x 100 = 67.37%