-20.44% is the change from 993 to 790
Calculation steps:
[( 790 - 993 ) ÷ 993] x 100 = -20.44%
Formula
Percentage change = [(790 - 993) / 993] x 100
Subtract the new number by the original number
790 - 993 = -203
-203 ÷ 993 = -0.20443101711983888
-0.20443101711983888 x 100 = -20.44%