-58.33% is the change from 936 to 390
Calculation steps:
[( 390 - 936 ) ÷ 936] x 100 = -58.33%
Formula
Percentage change = [(390 - 936) / 936] x 100
Subtract the new number by the original number
390 - 936 = -546
-546 ÷ 936 = -0.5833333333333334
-0.5833333333333334 x 100 = -58.33%