-3.21% is the change from 498 to 482
Calculation steps:
[( 482 - 498 ) ÷ 498] x 100 = -3.21%
Formula
Percentage change = [(482 - 498) / 498] x 100
Subtract the new number by the original number
482 - 498 = -16
-16 ÷ 498 = -0.0321285140562249
-0.0321285140562249 x 100 = -3.21%