50.88% is the change from 566 to 854
Calculation steps:
[( 854 - 566 ) ÷ 566] x 100 = 50.88%
Formula
Percentage change = [(854 - 566) / 566] x 100
Subtract the new number by the original number
854 - 566 = 288
288 ÷ 566 = 0.508833922261484
0.508833922261484 x 100 = 50.88%