-38.35% is the change from 498 to 307
Calculation steps:
[( 307 - 498 ) ÷ 498] x 100 = -38.35%
Formula
Percentage change = [(307 - 498) / 498] x 100
Subtract the new number by the original number
307 - 498 = -191
-191 ÷ 498 = -0.38353413654618473
-0.38353413654618473 x 100 = -38.35%