1705.26% is the change from 38 to 686
Calculation steps:
[( 686 - 38 ) ÷ 38] x 100 = 1705.26%
Formula
Percentage change = [(686 - 38) / 38] x 100
Subtract the new number by the original number
686 - 38 = 648
648 ÷ 38 = 17.05263157894737
17.05263157894737 x 100 = 1705.26%