-82.25% is the change from 766 to 136
Calculation steps:
[( 136 - 766 ) ÷ 766] x 100 = -82.25%
Formula
Percentage change = [(136 - 766) / 766] x 100
Subtract the new number by the original number
136 - 766 = -630
-630 ÷ 766 = -0.8224543080939948
-0.8224543080939948 x 100 = -82.25%