45.03% is the change from 573 to 831
Calculation steps:
[( 831 - 573 ) ÷ 573] x 100 = 45.03%
Formula
Percentage change = [(831 - 573) / 573] x 100
Subtract the new number by the original number
831 - 573 = 258
258 ÷ 573 = 0.450261780104712
0.450261780104712 x 100 = 45.03%