-64.36% is the change from 766 to 273
Calculation steps:
[( 273 - 766 ) ÷ 766] x 100 = -64.36%
Formula
Percentage change = [(273 - 766) / 766] x 100
Subtract the new number by the original number
273 - 766 = -493
-493 ÷ 766 = -0.643603133159269
-0.643603133159269 x 100 = -64.36%