-72.46% is the change from 966 to 266
Calculation steps:
[( 266 - 966 ) ÷ 966] x 100 = -72.46%
Formula
Percentage change = [(266 - 966) / 966] x 100
Subtract the new number by the original number
266 - 966 = -700
-700 ÷ 966 = -0.7246376811594203
-0.7246376811594203 x 100 = -72.46%