-92.13% is the change from 978 to 77
Calculation steps:
[( 77 - 978 ) ÷ 978] x 100 = -92.13%
Formula
Percentage change = [(77 - 978) / 978] x 100
Subtract the new number by the original number
77 - 978 = -901
-901 ÷ 978 = -0.9212678936605317
-0.9212678936605317 x 100 = -92.13%