380.58% is the change from 206 to 990
Calculation steps:
[( 990 - 206 ) ÷ 206] x 100 = 380.58%
Formula
Percentage change = [(990 - 206) / 206] x 100
Subtract the new number by the original number
990 - 206 = 784
784 ÷ 206 = 3.8058252427184467
3.8058252427184467 x 100 = 380.58%