85.95% is the change from 306 to 569
Calculation steps:
[( 569 - 306 ) ÷ 306] x 100 = 85.95%
Formula
Percentage change = [(569 - 306) / 306] x 100
Subtract the new number by the original number
569 - 306 = 263
263 ÷ 306 = 0.8594771241830066
0.8594771241830066 x 100 = 85.95%