2107.89% is the change from 38 to 839
Calculation steps:
[( 839 - 38 ) ÷ 38] x 100 = 2107.89%
Formula
Percentage change = [(839 - 38) / 38] x 100
Subtract the new number by the original number
839 - 38 = 801
801 ÷ 38 = 21.07894736842105
21.07894736842105 x 100 = 2107.89%