-87.63% is the change from 994 to 123
Calculation steps:
[( 123 - 994 ) ÷ 994] x 100 = -87.63%
Formula
Percentage change = [(123 - 994) / 994] x 100
Subtract the new number by the original number
123 - 994 = -871
-871 ÷ 994 = -0.8762575452716298
-0.8762575452716298 x 100 = -87.63%