-71.83% is the change from 994 to 280
Calculation steps:
[( 280 - 994 ) ÷ 994] x 100 = -71.83%
Formula
Percentage change = [(280 - 994) / 994] x 100
Subtract the new number by the original number
280 - 994 = -714
-714 ÷ 994 = -0.7183098591549296
-0.7183098591549296 x 100 = -71.83%