-32.63% is the change from 665 to 448
Calculation steps:
[( 448 - 665 ) ÷ 665] x 100 = -32.63%
Formula
Percentage change = [(448 - 665) / 665] x 100
Subtract the new number by the original number
448 - 665 = -217
-217 ÷ 665 = -0.3263157894736842
-0.3263157894736842 x 100 = -32.63%