-97.32% is the change from 448 to 12
Calculation steps:
[( 12 - 448 ) ÷ 448] x 100 = -97.32%
Formula
Percentage change = [(12 - 448) / 448] x 100
Subtract the new number by the original number
12 - 448 = -436
-436 ÷ 448 = -0.9732142857142857
-0.9732142857142857 x 100 = -97.32%