-64.75% is the change from 766 to 270
Calculation steps:
[( 270 - 766 ) ÷ 766] x 100 = -64.75%
Formula
Percentage change = [(270 - 766) / 766] x 100
Subtract the new number by the original number
270 - 766 = -496
-496 ÷ 766 = -0.6475195822454308
-0.6475195822454308 x 100 = -64.75%