2200% is the change from 20 to 460
Calculation steps:
[( 460 - 20 ) ÷ 20] x 100 = 2200%
Formula
Percentage change = [(460 - 20) / 20] x 100
Subtract the new number by the original number
460 - 20 = 440
440 ÷ 20 = 22
22 x 100 = 2200%
Example