-66.06% is the change from 766 to 260
Calculation steps:
[( 260 - 766 ) ÷ 766] x 100 = -66.06%
Formula
Percentage change = [(260 - 766) / 766] x 100
Subtract the new number by the original number
260 - 766 = -506
-506 ÷ 766 = -0.660574412532637
-0.660574412532637 x 100 = -66.06%