-8.4% is the change from 488 to 447
Calculation steps:
[( 447 - 488 ) ÷ 488] x 100 = -8.4%
Formula
Percentage change = [(447 - 488) / 488] x 100
Subtract the new number by the original number
447 - 488 = -41
-41 ÷ 488 = -0.08401639344262295
-0.08401639344262295 x 100 = -8.4%