-72.29% is the change from 978 to 271
Calculation steps:
[( 271 - 978 ) ÷ 978] x 100 = -72.29%
Formula
Percentage change = [(271 - 978) / 978] x 100
Subtract the new number by the original number
271 - 978 = -707
-707 ÷ 978 = -0.7229038854805726
-0.7229038854805726 x 100 = -72.29%