508.26% is the change from 109 to 663
Calculation steps:
[( 663 - 109 ) ÷ 109] x 100 = 508.26%
Formula
Percentage change = [(663 - 109) / 109] x 100
Subtract the new number by the original number
663 - 109 = 554
554 ÷ 109 = 5.08256880733945
5.08256880733945 x 100 = 508.26%