2728.57% is the change from 21 to 594
Calculation steps:
[( 594 - 21 ) ÷ 21] x 100 = 2728.57%
Formula
Percentage change = [(594 - 21) / 21] x 100
Subtract the new number by the original number
594 - 21 = 573
573 ÷ 21 = 27.285714285714285
27.285714285714285 x 100 = 2728.57%