-48.88% is the change from 978 to 500
Calculation steps:
[( 500 - 978 ) ÷ 978] x 100 = -48.88%
Formula
Percentage change = [(500 - 978) / 978] x 100
Subtract the new number by the original number
500 - 978 = -478
-478 ÷ 978 = -0.4887525562372188
-0.4887525562372188 x 100 = -48.88%