-40.85% is the change from 994 to 588
Calculation steps:
[( 588 - 994 ) ÷ 994] x 100 = -40.85%
Formula
Percentage change = [(588 - 994) / 994] x 100
Subtract the new number by the original number
588 - 994 = -406
-406 ÷ 994 = -0.4084507042253521
-0.4084507042253521 x 100 = -40.85%