1867.65% is the change from 34 to 669
Calculation steps:
[( 669 - 34 ) ÷ 34] x 100 = 1867.65%
Formula
Percentage change = [(669 - 34) / 34] x 100
Subtract the new number by the original number
669 - 34 = 635
635 ÷ 34 = 18.676470588235293
18.676470588235293 x 100 = 1867.65%