2281.48% is the change from 27 to 643
Calculation steps:
[( 643 - 27 ) ÷ 27] x 100 = 2281.48%
Formula
Percentage change = [(643 - 27) / 27] x 100
Subtract the new number by the original number
643 - 27 = 616
616 ÷ 27 = 22.814814814814813
22.814814814814813 x 100 = 2281.48%