85.62% is the change from 306 to 568
Calculation steps:
[( 568 - 306 ) ÷ 306] x 100 = 85.62%
Formula
Percentage change = [(568 - 306) / 306] x 100
Subtract the new number by the original number
568 - 306 = 262
262 ÷ 306 = 0.8562091503267973
0.8562091503267973 x 100 = 85.62%