-92.74% is the change from 978 to 71
Calculation steps:
[( 71 - 978 ) ÷ 978] x 100 = -92.74%
Formula
Percentage change = [(71 - 978) / 978] x 100
Subtract the new number by the original number
71 - 978 = -907
-907 ÷ 978 = -0.9274028629856851
-0.9274028629856851 x 100 = -92.74%