-14.38% is the change from 577 to 494
Calculation steps:
[( 494 - 577 ) ÷ 577] x 100 = -14.38%
Formula
Percentage change = [(494 - 577) / 577] x 100
Subtract the new number by the original number
494 - 577 = -83
-83 ÷ 577 = -0.1438474870017331
-0.1438474870017331 x 100 = -14.38%