-35.04% is the change from 779 to 506
Calculation steps:
[( 506 - 779 ) ÷ 779] x 100 = -35.04%
Formula
Percentage change = [(506 - 779) / 779] x 100
Subtract the new number by the original number
506 - 779 = -273
-273 ÷ 779 = -0.3504492939666239
-0.3504492939666239 x 100 = -35.04%