20.85% is the change from 566 to 684
Calculation steps:
[( 684 - 566 ) ÷ 566] x 100 = 20.85%
Formula
Percentage change = [(684 - 566) / 566] x 100
Subtract the new number by the original number
684 - 566 = 118
118 ÷ 566 = 0.20848056537102475
0.20848056537102475 x 100 = 20.85%