3850% is the change from 18 to 711
Calculation steps:
[( 711 - 18 ) ÷ 18] x 100 = 3850%
Formula
Percentage change = [(711 - 18) / 18] x 100
Subtract the new number by the original number
711 - 18 = 693
693 ÷ 18 = 38.5
38.5 x 100 = 3850%
Example