2670% is the change from 20 to 554
Calculation steps:
[( 554 - 20 ) ÷ 20] x 100 = 2670%
Formula
Percentage change = [(554 - 20) / 20] x 100
Subtract the new number by the original number
554 - 20 = 534
534 ÷ 20 = 26.7
26.7 x 100 = 2670%
Example