80.56% is the change from 319 to 576
Calculation steps:
[( 576 - 319 ) ÷ 319] x 100 = 80.56%
Formula
Percentage change = [(576 - 319) / 319] x 100
Subtract the new number by the original number
576 - 319 = 257
257 ÷ 319 = 0.8056426332288401
0.8056426332288401 x 100 = 80.56%