2115% is the change from 20 to 443
Calculation steps:
[( 443 - 20 ) ÷ 20] x 100 = 2115%
Formula
Percentage change = [(443 - 20) / 20] x 100
Subtract the new number by the original number
443 - 20 = 423
423 ÷ 20 = 21.15
21.15 x 100 = 2115%
Example