-76.48% is the change from 978 to 230
Calculation steps:
[( 230 - 978 ) ÷ 978] x 100 = -76.48%
Formula
Percentage change = [(230 - 978) / 978] x 100
Subtract the new number by the original number
230 - 978 = -748
-748 ÷ 978 = -0.7648261758691206
-0.7648261758691206 x 100 = -76.48%