-1.89% is the change from 954 to 936
Calculation steps:
[( 936 - 954 ) ÷ 954] x 100 = -1.89%
Formula
Percentage change = [(936 - 954) / 954] x 100
Subtract the new number by the original number
936 - 954 = -18
-18 ÷ 954 = -0.018867924528301886
-0.018867924528301886 x 100 = -1.89%