-34.74% is the change from 783 to 511
Calculation steps:
[( 511 - 783 ) ÷ 783] x 100 = -34.74%
Formula
Percentage change = [(511 - 783) / 783] x 100
Subtract the new number by the original number
511 - 783 = -272
-272 ÷ 783 = -0.34738186462324394
-0.34738186462324394 x 100 = -34.74%