-69.58% is the change from 766 to 233
Calculation steps:
[( 233 - 766 ) ÷ 766] x 100 = -69.58%
Formula
Percentage change = [(233 - 766) / 766] x 100
Subtract the new number by the original number
233 - 766 = -533
-533 ÷ 766 = -0.695822454308094
-0.695822454308094 x 100 = -69.58%