109.72% is the change from 319 to 669
Calculation steps:
[( 669 - 319 ) ÷ 319] x 100 = 109.72%
Formula
Percentage change = [(669 - 319) / 319] x 100
Subtract the new number by the original number
669 - 319 = 350
350 ÷ 319 = 1.09717868338558
1.09717868338558 x 100 = 109.72%