-76.79% is the change from 978 to 227
Calculation steps:
[( 227 - 978 ) ÷ 978] x 100 = -76.79%
Formula
Percentage change = [(227 - 978) / 978] x 100
Subtract the new number by the original number
227 - 978 = -751
-751 ÷ 978 = -0.7678936605316974
-0.7678936605316974 x 100 = -76.79%