-46.92% is the change from 827 to 439
Calculation steps:
[( 439 - 827 ) ÷ 827] x 100 = -46.92%
Formula
Percentage change = [(439 - 827) / 827] x 100
Subtract the new number by the original number
439 - 827 = -388
-388 ÷ 827 = -0.46916565900846435
-0.46916565900846435 x 100 = -46.92%