-53.37% is the change from 978 to 456
Calculation steps:
[( 456 - 978 ) ÷ 978] x 100 = -53.37%
Formula
Percentage change = [(456 - 978) / 978] x 100
Subtract the new number by the original number
456 - 978 = -522
-522 ÷ 978 = -0.5337423312883436
-0.5337423312883436 x 100 = -53.37%