108.56% is the change from 187 to 390
Calculation steps:
[( 390 - 187 ) ÷ 187] x 100 = 108.56%
Formula
Percentage change = [(390 - 187) / 187] x 100
Subtract the new number by the original number
390 - 187 = 203
203 ÷ 187 = 1.085561497326203
1.085561497326203 x 100 = 108.56%