97.97% is the change from 197 to 390
Calculation steps:
[( 390 - 197 ) ÷ 197] x 100 = 97.97%
Formula
Percentage change = [(390 - 197) / 197] x 100
Subtract the new number by the original number
390 - 197 = 193
193 ÷ 197 = 0.9796954314720813
0.9796954314720813 x 100 = 97.97%