-79.71% is the change from 478 to 97
Calculation steps:
[( 97 - 478 ) ÷ 478] x 100 = -79.71%
Formula
Percentage change = [(97 - 478) / 478] x 100
Subtract the new number by the original number
97 - 478 = -381
-381 ÷ 478 = -0.797071129707113
-0.797071129707113 x 100 = -79.71%