-53.48% is the change from 978 to 455
Calculation steps:
[( 455 - 978 ) ÷ 978] x 100 = -53.48%
Formula
Percentage change = [(455 - 978) / 978] x 100
Subtract the new number by the original number
455 - 978 = -523
-523 ÷ 978 = -0.5347648261758691
-0.5347648261758691 x 100 = -53.48%