1074.55% is the change from 55 to 646
Calculation steps:
[( 646 - 55 ) ÷ 55] x 100 = 1074.55%
Formula
Percentage change = [(646 - 55) / 55] x 100
Subtract the new number by the original number
646 - 55 = 591
591 ÷ 55 = 10.745454545454546
10.745454545454546 x 100 = 1074.55%