73.11% is the change from 331 to 573
Calculation steps:
[( 573 - 331 ) ÷ 331] x 100 = 73.11%
Formula
Percentage change = [(573 - 331) / 331] x 100
Subtract the new number by the original number
573 - 331 = 242
242 ÷ 331 = 0.7311178247734139
0.7311178247734139 x 100 = 73.11%