1652.63% is the change from 38 to 666
Calculation steps:
[( 666 - 38 ) ÷ 38] x 100 = 1652.63%
Formula
Percentage change = [(666 - 38) / 38] x 100
Subtract the new number by the original number
666 - 38 = 628
628 ÷ 38 = 16.526315789473685
16.526315789473685 x 100 = 1652.63%