-80.99% is the change from 994 to 189
Calculation steps:
[( 189 - 994 ) ÷ 994] x 100 = -80.99%
Formula
Percentage change = [(189 - 994) / 994] x 100
Subtract the new number by the original number
189 - 994 = -805
-805 ÷ 994 = -0.8098591549295775
-0.8098591549295775 x 100 = -80.99%