772.84% is the change from 81 to 707
Calculation steps:
[( 707 - 81 ) ÷ 81] x 100 = 772.84%
Formula
Percentage change = [(707 - 81) / 81] x 100
Subtract the new number by the original number
707 - 81 = 626
626 ÷ 81 = 7.728395061728395
7.728395061728395 x 100 = 772.84%