27.66% is the change from 611 to 780
Calculation steps:
[( 780 - 611 ) ÷ 611] x 100 = 27.66%
Formula
Percentage change = [(780 - 611) / 611] x 100
Subtract the new number by the original number
780 - 611 = 169
169 ÷ 611 = 0.2765957446808511
0.2765957446808511 x 100 = 27.66%