762.96% is the change from 81 to 699
Calculation steps:
[( 699 - 81 ) ÷ 81] x 100 = 762.96%
Formula
Percentage change = [(699 - 81) / 81] x 100
Subtract the new number by the original number
699 - 81 = 618
618 ÷ 81 = 7.62962962962963
7.62962962962963 x 100 = 762.96%