-64.66% is the change from 764 to 270
Calculation steps:
[( 270 - 764 ) ÷ 764] x 100 = -64.66%
Formula
Percentage change = [(270 - 764) / 764] x 100
Subtract the new number by the original number
270 - 764 = -494
-494 ÷ 764 = -0.6465968586387435
-0.6465968586387435 x 100 = -64.66%