175.17% is the change from 302 to 831
Calculation steps:
[( 831 - 302 ) ÷ 302] x 100 = 175.17%
Formula
Percentage change = [(831 - 302) / 302] x 100
Subtract the new number by the original number
831 - 302 = 529
529 ÷ 302 = 1.7516556291390728
1.7516556291390728 x 100 = 175.17%