-54.4% is the change from 978 to 446
Calculation steps:
[( 446 - 978 ) ÷ 978] x 100 = -54.4%
Formula
Percentage change = [(446 - 978) / 978] x 100
Subtract the new number by the original number
446 - 978 = -532
-532 ÷ 978 = -0.5439672801635992
-0.5439672801635992 x 100 = -54.4%