-8.01% is the change from 487 to 448
Calculation steps:
[( 448 - 487 ) ÷ 487] x 100 = -8.01%
Formula
Percentage change = [(448 - 487) / 487] x 100
Subtract the new number by the original number
448 - 487 = -39
-39 ÷ 487 = -0.08008213552361396
-0.08008213552361396 x 100 = -8.01%