-87.21% is the change from 993 to 127
Calculation steps:
[( 127 - 993 ) ÷ 993] x 100 = -87.21%
Formula
Percentage change = [(127 - 993) / 993] x 100
Subtract the new number by the original number
127 - 993 = -866
-866 ÷ 993 = -0.8721047331319235
-0.8721047331319235 x 100 = -87.21%