-5.14% is the change from 993 to 942
Calculation steps:
[( 942 - 993 ) ÷ 993] x 100 = -5.14%
Formula
Percentage change = [(942 - 993) / 993] x 100
Subtract the new number by the original number
942 - 993 = -51
-51 ÷ 993 = -0.0513595166163142
-0.0513595166163142 x 100 = -5.14%