-98.09% is the change from 994 to 19
Calculation steps:
[( 19 - 994 ) ÷ 994] x 100 = -98.09%
Formula
Percentage change = [(19 - 994) / 994] x 100
Subtract the new number by the original number
19 - 994 = -975
-975 ÷ 994 = -0.9808853118712274
-0.9808853118712274 x 100 = -98.09%