-82.38% is the change from 766 to 135
Calculation steps:
[( 135 - 766 ) ÷ 766] x 100 = -82.38%
Formula
Percentage change = [(135 - 766) / 766] x 100
Subtract the new number by the original number
135 - 766 = -631
-631 ÷ 766 = -0.8237597911227154
-0.8237597911227154 x 100 = -82.38%