-59.15% is the change from 994 to 406
Calculation steps:
[( 406 - 994 ) ÷ 994] x 100 = -59.15%
Formula
Percentage change = [(406 - 994) / 994] x 100
Subtract the new number by the original number
406 - 994 = -588
-588 ÷ 994 = -0.5915492957746479
-0.5915492957746479 x 100 = -59.15%