159.87% is the change from 319 to 829
Calculation steps:
[( 829 - 319 ) ÷ 319] x 100 = 159.87%
Formula
Percentage change = [(829 - 319) / 319] x 100
Subtract the new number by the original number
829 - 319 = 510
510 ÷ 319 = 1.598746081504702
1.598746081504702 x 100 = 159.87%