48.29% is the change from 584 to 866
Calculation steps:
[( 866 - 584 ) ÷ 584] x 100 = 48.29%
Formula
Percentage change = [(866 - 584) / 584] x 100
Subtract the new number by the original number
866 - 584 = 282
282 ÷ 584 = 0.4828767123287671
0.4828767123287671 x 100 = 48.29%