-75.87% is the change from 978 to 236
Calculation steps:
[( 236 - 978 ) ÷ 978] x 100 = -75.87%
Formula
Percentage change = [(236 - 978) / 978] x 100
Subtract the new number by the original number
236 - 978 = -742
-742 ÷ 978 = -0.7586912065439673
-0.7586912065439673 x 100 = -75.87%