-35.69% is the change from 978 to 629
Calculation steps:
[( 629 - 978 ) ÷ 978] x 100 = -35.69%
Formula
Percentage change = [(629 - 978) / 978] x 100
Subtract the new number by the original number
629 - 978 = -349
-349 ÷ 978 = -0.35685071574642124
-0.35685071574642124 x 100 = -35.69%