91.18% is the change from 204 to 390
Calculation steps:
[( 390 - 204 ) ÷ 204] x 100 = 91.18%
Formula
Percentage change = [(390 - 204) / 204] x 100
Subtract the new number by the original number
390 - 204 = 186
186 ÷ 204 = 0.9117647058823529
0.9117647058823529 x 100 = 91.18%