-4.5% is the change from 978 to 934
Calculation steps:
[( 934 - 978 ) ÷ 978] x 100 = -4.5%
Formula
Percentage change = [(934 - 978) / 978] x 100
Subtract the new number by the original number
934 - 978 = -44
-44 ÷ 978 = -0.044989775051124746
-0.044989775051124746 x 100 = -4.5%