-35.91% is the change from 788 to 505
Calculation steps:
[( 505 - 788 ) ÷ 788] x 100 = -35.91%
Formula
Percentage change = [(505 - 788) / 788] x 100
Subtract the new number by the original number
505 - 788 = -283
-283 ÷ 788 = -0.35913705583756345
-0.35913705583756345 x 100 = -35.91%