-33.25% is the change from 776 to 518
Calculation steps:
[( 518 - 776 ) ÷ 776] x 100 = -33.25%
Formula
Percentage change = [(518 - 776) / 776] x 100
Subtract the new number by the original number
518 - 776 = -258
-258 ÷ 776 = -0.3324742268041237
-0.3324742268041237 x 100 = -33.25%