-34.15% is the change from 776 to 511
Calculation steps:
[( 511 - 776 ) ÷ 776] x 100 = -34.15%
Formula
Percentage change = [(511 - 776) / 776] x 100
Subtract the new number by the original number
511 - 776 = -265
-265 ÷ 776 = -0.34149484536082475
-0.34149484536082475 x 100 = -34.15%