213.17% is the change from 319 to 999
Calculation steps:
[( 999 - 319 ) ÷ 319] x 100 = 213.17%
Formula
Percentage change = [(999 - 319) / 319] x 100
Subtract the new number by the original number
999 - 319 = 680
680 ÷ 319 = 2.1316614420062696
2.1316614420062696 x 100 = 213.17%