-93.56% is the change from 978 to 63
Calculation steps:
[( 63 - 978 ) ÷ 978] x 100 = -93.56%
Formula
Percentage change = [(63 - 978) / 978] x 100
Subtract the new number by the original number
63 - 978 = -915
-915 ÷ 978 = -0.9355828220858896
-0.9355828220858896 x 100 = -93.56%