-49.55% is the change from 448 to 226
Calculation steps:
[( 226 - 448 ) ÷ 448] x 100 = -49.55%
Formula
Percentage change = [(226 - 448) / 448] x 100
Subtract the new number by the original number
226 - 448 = -222
-222 ÷ 448 = -0.4955357142857143
-0.4955357142857143 x 100 = -49.55%