-91.65% is the change from 994 to 83
Calculation steps:
[( 83 - 994 ) ÷ 994] x 100 = -91.65%
Formula
Percentage change = [(83 - 994) / 994] x 100
Subtract the new number by the original number
83 - 994 = -911
-911 ÷ 994 = -0.9164989939637826
-0.9164989939637826 x 100 = -91.65%