-78.75% is the change from 993 to 211
Calculation steps:
[( 211 - 993 ) ÷ 993] x 100 = -78.75%
Formula
Percentage change = [(211 - 993) / 993] x 100
Subtract the new number by the original number
211 - 993 = -782
-782 ÷ 993 = -0.7875125881168177
-0.7875125881168177 x 100 = -78.75%