-92.17% is the change from 498 to 39
Calculation steps:
[( 39 - 498 ) ÷ 498] x 100 = -92.17%
Formula
Percentage change = [(39 - 498) / 498] x 100
Subtract the new number by the original number
39 - 498 = -459
-459 ÷ 498 = -0.9216867469879518
-0.9216867469879518 x 100 = -92.17%