1864.71% is the change from 34 to 668
Calculation steps:
[( 668 - 34 ) ÷ 34] x 100 = 1864.71%
Formula
Percentage change = [(668 - 34) / 34] x 100
Subtract the new number by the original number
668 - 34 = 634
634 ÷ 34 = 18.647058823529413
18.647058823529413 x 100 = 1864.71%