-80.52% is the change from 498 to 97
Calculation steps:
[( 97 - 498 ) ÷ 498] x 100 = -80.52%
Formula
Percentage change = [(97 - 498) / 498] x 100
Subtract the new number by the original number
97 - 498 = -401
-401 ÷ 498 = -0.8052208835341366
-0.8052208835341366 x 100 = -80.52%