-87.32% is the change from 978 to 124
Calculation steps:
[( 124 - 978 ) ÷ 978] x 100 = -87.32%
Formula
Percentage change = [(124 - 978) / 978] x 100
Subtract the new number by the original number
124 - 978 = -854
-854 ÷ 978 = -0.8732106339468303
-0.8732106339468303 x 100 = -87.32%