-13.25% is the change from 936 to 812
Calculation steps:
[( 812 - 936 ) ÷ 936] x 100 = -13.25%
Formula
Percentage change = [(812 - 936) / 936] x 100
Subtract the new number by the original number
812 - 936 = -124
-124 ÷ 936 = -0.13247863247863248
-0.13247863247863248 x 100 = -13.25%