46.64% is the change from 566 to 830
Calculation steps:
[( 830 - 566 ) ÷ 566] x 100 = 46.64%
Formula
Percentage change = [(830 - 566) / 566] x 100
Subtract the new number by the original number
830 - 566 = 264
264 ÷ 566 = 0.4664310954063604
0.4664310954063604 x 100 = 46.64%