505.97% is the change from 134 to 812
Calculation steps:
[( 812 - 134 ) ÷ 134] x 100 = 505.97%
Formula
Percentage change = [(812 - 134) / 134] x 100
Subtract the new number by the original number
812 - 134 = 678
678 ÷ 134 = 5.059701492537314
5.059701492537314 x 100 = 505.97%