-33.03% is the change from 766 to 513
Calculation steps:
[( 513 - 766 ) ÷ 766] x 100 = -33.03%
Formula
Percentage change = [(513 - 766) / 766] x 100
Subtract the new number by the original number
513 - 766 = -253
-253 ÷ 766 = -0.3302872062663185
-0.3302872062663185 x 100 = -33.03%