-47.28% is the change from 827 to 436
Calculation steps:
[( 436 - 827 ) ÷ 827] x 100 = -47.28%
Formula
Percentage change = [(436 - 827) / 827] x 100
Subtract the new number by the original number
436 - 827 = -391
-391 ÷ 827 = -0.4727932285368803
-0.4727932285368803 x 100 = -47.28%