-31.93% is the change from 498 to 339
Calculation steps:
[( 339 - 498 ) ÷ 498] x 100 = -31.93%
Formula
Percentage change = [(339 - 498) / 498] x 100
Subtract the new number by the original number
339 - 498 = -159
-159 ÷ 498 = -0.3192771084337349
-0.3192771084337349 x 100 = -31.93%