-91.12% is the change from 766 to 68
Calculation steps:
[( 68 - 766 ) ÷ 766] x 100 = -91.12%
Formula
Percentage change = [(68 - 766) / 766] x 100
Subtract the new number by the original number
68 - 766 = -698
-698 ÷ 766 = -0.9112271540469974
-0.9112271540469974 x 100 = -91.12%