-7.82% is the change from 486 to 448
Calculation steps:
[( 448 - 486 ) ÷ 486] x 100 = -7.82%
Formula
Percentage change = [(448 - 486) / 486] x 100
Subtract the new number by the original number
448 - 486 = -38
-38 ÷ 486 = -0.07818930041152264
-0.07818930041152264 x 100 = -7.82%