-53.1% is the change from 936 to 439
Calculation steps:
[( 439 - 936 ) ÷ 936] x 100 = -53.1%
Formula
Percentage change = [(439 - 936) / 936] x 100
Subtract the new number by the original number
439 - 936 = -497
-497 ÷ 936 = -0.530982905982906
-0.530982905982906 x 100 = -53.1%