4140% is the change from 20 to 848
Calculation steps:
[( 848 - 20 ) ÷ 20] x 100 = 4140%
Formula
Percentage change = [(848 - 20) / 20] x 100
Subtract the new number by the original number
848 - 20 = 828
828 ÷ 20 = 41.4
41.4 x 100 = 4140%
Example