-1.81% is the change from 496 to 487
Calculation steps:
[( 487 - 496 ) ÷ 496] x 100 = -1.81%
Formula
Percentage change = [(487 - 496) / 496] x 100
Subtract the new number by the original number
487 - 496 = -9
-9 ÷ 496 = -0.018145161290322582
-0.018145161290322582 x 100 = -1.81%