-5.62% is the change from 978 to 923
Calculation steps:
[( 923 - 978 ) ÷ 978] x 100 = -5.62%
Formula
Percentage change = [(923 - 978) / 978] x 100
Subtract the new number by the original number
923 - 978 = -55
-55 ÷ 978 = -0.05623721881390593
-0.05623721881390593 x 100 = -5.62%