1040.85% is the change from 71 to 810
Calculation steps:
[( 810 - 71 ) ÷ 71] x 100 = 1040.85%
Formula
Percentage change = [(810 - 71) / 71] x 100
Subtract the new number by the original number
810 - 71 = 739
739 ÷ 71 = 10.408450704225352
10.408450704225352 x 100 = 1040.85%