-34.48% is the change from 783 to 513
Calculation steps:
[( 513 - 783 ) ÷ 783] x 100 = -34.48%
Formula
Percentage change = [(513 - 783) / 783] x 100
Subtract the new number by the original number
513 - 783 = -270
-270 ÷ 783 = -0.3448275862068966
-0.3448275862068966 x 100 = -34.48%