212.75% is the change from 102 to 319
Calculation steps:
[( 319 - 102 ) ÷ 102] x 100 = 212.75%
Formula
Percentage change = [(319 - 102) / 102] x 100
Subtract the new number by the original number
319 - 102 = 217
217 ÷ 102 = 2.127450980392157
2.127450980392157 x 100 = 212.75%