-13.69% is the change from 577 to 498
Calculation steps:
[( 498 - 577 ) ÷ 577] x 100 = -13.69%
Formula
Percentage change = [(498 - 577) / 577] x 100
Subtract the new number by the original number
498 - 577 = -79
-79 ÷ 577 = -0.1369150779896014
-0.1369150779896014 x 100 = -13.69%