2305% is the change from 20 to 481
Calculation steps:
[( 481 - 20 ) ÷ 20] x 100 = 2305%
Formula
Percentage change = [(481 - 20) / 20] x 100
Subtract the new number by the original number
481 - 20 = 461
461 ÷ 20 = 23.05
23.05 x 100 = 2305%
Example