-49.71% is the change from 867 to 436
Calculation steps:
[( 436 - 867 ) ÷ 867] x 100 = -49.71%
Formula
Percentage change = [(436 - 867) / 867] x 100
Subtract the new number by the original number
436 - 867 = -431
-431 ÷ 867 = -0.497116493656286
-0.497116493656286 x 100 = -49.71%