340.68% is the change from 177 to 780
Calculation steps:
[( 780 - 177 ) ÷ 177] x 100 = 340.68%
Formula
Percentage change = [(780 - 177) / 177] x 100
Subtract the new number by the original number
780 - 177 = 603
603 ÷ 177 = 3.406779661016949
3.406779661016949 x 100 = 340.68%