-72.95% is the change from 998 to 270
Calculation steps:
[( 270 - 998 ) ÷ 998] x 100 = -72.95%
Formula
Percentage change = [(270 - 998) / 998] x 100
Subtract the new number by the original number
270 - 998 = -728
-728 ÷ 998 = -0.7294589178356713
-0.7294589178356713 x 100 = -72.95%