-3.07% is the change from 488 to 473
Calculation steps:
[( 473 - 488 ) ÷ 488] x 100 = -3.07%
Formula
Percentage change = [(473 - 488) / 488] x 100
Subtract the new number by the original number
473 - 488 = -15
-15 ÷ 488 = -0.030737704918032786
-0.030737704918032786 x 100 = -3.07%