529.46% is the change from 129 to 812
Calculation steps:
[( 812 - 129 ) ÷ 129] x 100 = 529.46%
Formula
Percentage change = [(812 - 129) / 129] x 100
Subtract the new number by the original number
812 - 129 = 683
683 ÷ 129 = 5.294573643410852
5.294573643410852 x 100 = 529.46%