-82.51% is the change from 766 to 134
Calculation steps:
[( 134 - 766 ) ÷ 766] x 100 = -82.51%
Formula
Percentage change = [(134 - 766) / 766] x 100
Subtract the new number by the original number
134 - 766 = -632
-632 ÷ 766 = -0.825065274151436
-0.825065274151436 x 100 = -82.51%