4130% is the change from 20 to 846
Calculation steps:
[( 846 - 20 ) ÷ 20] x 100 = 4130%
Formula
Percentage change = [(846 - 20) / 20] x 100
Subtract the new number by the original number
846 - 20 = 826
826 ÷ 20 = 41.3
41.3 x 100 = 4130%
Example