-29.35% is the change from 978 to 691
Calculation steps:
[( 691 - 978 ) ÷ 978] x 100 = -29.35%
Formula
Percentage change = [(691 - 978) / 978] x 100
Subtract the new number by the original number
691 - 978 = -287
-287 ÷ 978 = -0.2934560327198364
-0.2934560327198364 x 100 = -29.35%