69.68% is the change from 188 to 319
Calculation steps:
[( 319 - 188 ) ÷ 188] x 100 = 69.68%
Formula
Percentage change = [(319 - 188) / 188] x 100
Subtract the new number by the original number
319 - 188 = 131
131 ÷ 188 = 0.6968085106382979
0.6968085106382979 x 100 = 69.68%