-33.59% is the change from 783 to 520
Calculation steps:
[( 520 - 783 ) ÷ 783] x 100 = -33.59%
Formula
Percentage change = [(520 - 783) / 783] x 100
Subtract the new number by the original number
520 - 783 = -263
-263 ÷ 783 = -0.33588761174968074
-0.33588761174968074 x 100 = -33.59%