-3.93% is the change from 993 to 954
Calculation steps:
[( 954 - 993 ) ÷ 993] x 100 = -3.93%
Formula
Percentage change = [(954 - 993) / 993] x 100
Subtract the new number by the original number
954 - 993 = -39
-39 ÷ 993 = -0.03927492447129909
-0.03927492447129909 x 100 = -3.93%