4395% is the change from 20 to 899
Calculation steps:
[( 899 - 20 ) ÷ 20] x 100 = 4395%
Formula
Percentage change = [(899 - 20) / 20] x 100
Subtract the new number by the original number
899 - 20 = 879
879 ÷ 20 = 43.95
43.95 x 100 = 4395%
Example