289.02% is the change from 82 to 319
Calculation steps:
[( 319 - 82 ) ÷ 82] x 100 = 289.02%
Formula
Percentage change = [(319 - 82) / 82] x 100
Subtract the new number by the original number
319 - 82 = 237
237 ÷ 82 = 2.8902439024390243
2.8902439024390243 x 100 = 289.02%