-34.31% is the change from 781 to 513
Calculation steps:
[( 513 - 781 ) ÷ 781] x 100 = -34.31%
Formula
Percentage change = [(513 - 781) / 781] x 100
Subtract the new number by the original number
513 - 781 = -268
-268 ÷ 781 = -0.34314980793854033
-0.34314980793854033 x 100 = -34.31%