-69.9% is the change from 764 to 230
Calculation steps:
[( 230 - 764 ) ÷ 764] x 100 = -69.9%
Formula
Percentage change = [(230 - 764) / 764] x 100
Subtract the new number by the original number
230 - 764 = -534
-534 ÷ 764 = -0.6989528795811518
-0.6989528795811518 x 100 = -69.9%