2085.71% is the change from 21 to 459
Calculation steps:
[( 459 - 21 ) ÷ 21] x 100 = 2085.71%
Formula
Percentage change = [(459 - 21) / 21] x 100
Subtract the new number by the original number
459 - 21 = 438
438 ÷ 21 = 20.857142857142858
20.857142857142858 x 100 = 2085.71%