488.07% is the change from 109 to 641
Calculation steps:
[( 641 - 109 ) ÷ 109] x 100 = 488.07%
Formula
Percentage change = [(641 - 109) / 109] x 100
Subtract the new number by the original number
641 - 109 = 532
532 ÷ 109 = 4.8807339449541285
4.8807339449541285 x 100 = 488.07%