-80.57% is the change from 978 to 190
Calculation steps:
[( 190 - 978 ) ÷ 978] x 100 = -80.57%
Formula
Percentage change = [(190 - 978) / 978] x 100
Subtract the new number by the original number
190 - 978 = -788
-788 ÷ 978 = -0.8057259713701431
-0.8057259713701431 x 100 = -80.57%