870.42% is the change from 71 to 689
Calculation steps:
[( 689 - 71 ) ÷ 71] x 100 = 870.42%
Formula
Percentage change = [(689 - 71) / 71] x 100
Subtract the new number by the original number
689 - 71 = 618
618 ÷ 71 = 8.704225352112676
8.704225352112676 x 100 = 870.42%