4235% is the change from 20 to 867
Calculation steps:
[( 867 - 20 ) ÷ 20] x 100 = 4235%
Formula
Percentage change = [(867 - 20) / 20] x 100
Subtract the new number by the original number
867 - 20 = 847
847 ÷ 20 = 42.35
42.35 x 100 = 4235%
Example