-78.85% is the change from 993 to 210
Calculation steps:
[( 210 - 993 ) ÷ 993] x 100 = -78.85%
Formula
Percentage change = [(210 - 993) / 993] x 100
Subtract the new number by the original number
210 - 993 = -783
-783 ÷ 993 = -0.7885196374622356
-0.7885196374622356 x 100 = -78.85%