-53.86% is the change from 971 to 448
Calculation steps:
[( 448 - 971 ) ÷ 971] x 100 = -53.86%
Formula
Percentage change = [(448 - 971) / 971] x 100
Subtract the new number by the original number
448 - 971 = -523
-523 ÷ 971 = -0.5386199794026777
-0.5386199794026777 x 100 = -53.86%