1907.41% is the change from 27 to 542
Calculation steps:
[( 542 - 27 ) ÷ 27] x 100 = 1907.41%
Formula
Percentage change = [(542 - 27) / 27] x 100
Subtract the new number by the original number
542 - 27 = 515
515 ÷ 27 = 19.074074074074073
19.074074074074073 x 100 = 1907.41%