-34.99% is the change from 786 to 511
Calculation steps:
[( 511 - 786 ) ÷ 786] x 100 = -34.99%
Formula
Percentage change = [(511 - 786) / 786] x 100
Subtract the new number by the original number
511 - 786 = -275
-275 ÷ 786 = -0.34987277353689566
-0.34987277353689566 x 100 = -34.99%