-37.01% is the change from 816 to 514
Calculation steps:
[( 514 - 816 ) ÷ 816] x 100 = -37.01%
Formula
Percentage change = [(514 - 816) / 816] x 100
Subtract the new number by the original number
514 - 816 = -302
-302 ÷ 816 = -0.3700980392156863
-0.3700980392156863 x 100 = -37.01%