-37.09% is the change from 825 to 519
Calculation steps:
[( 519 - 825 ) ÷ 825] x 100 = -37.09%
Formula
Percentage change = [(519 - 825) / 825] x 100
Subtract the new number by the original number
519 - 825 = -306
-306 ÷ 825 = -0.3709090909090909
-0.3709090909090909 x 100 = -37.09%