-52.9% is the change from 448 to 211
Calculation steps:
[( 211 - 448 ) ÷ 448] x 100 = -52.9%
Formula
Percentage change = [(211 - 448) / 448] x 100
Subtract the new number by the original number
211 - 448 = -237
-237 ÷ 448 = -0.5290178571428571
-0.5290178571428571 x 100 = -52.9%