1581.48% is the change from 27 to 454
Calculation steps:
[( 454 - 27 ) ÷ 27] x 100 = 1581.48%
Formula
Percentage change = [(454 - 27) / 27] x 100
Subtract the new number by the original number
454 - 27 = 427
427 ÷ 27 = 15.814814814814815
15.814814814814815 x 100 = 1581.48%