-65.34% is the change from 779 to 270
Calculation steps:
[( 270 - 779 ) ÷ 779] x 100 = -65.34%
Formula
Percentage change = [(270 - 779) / 779] x 100
Subtract the new number by the original number
270 - 779 = -509
-509 ÷ 779 = -0.6534017971758665
-0.6534017971758665 x 100 = -65.34%