390% is the change from 200 to 980
Calculation steps:
[( 980 - 200 ) ÷ 200] x 100 = 390%
Formula
Percentage change = [(980 - 200) / 200] x 100
Subtract the new number by the original number
980 - 200 = 780
780 ÷ 200 = 3.9
3.9 x 100 = 390%
Example