-21.43% is the change from 448 to 352
Calculation steps:
[( 352 - 448 ) ÷ 448] x 100 = -21.43%
Formula
Percentage change = [(352 - 448) / 448] x 100
Subtract the new number by the original number
352 - 448 = -96
-96 ÷ 448 = -0.21428571428571427
-0.21428571428571427 x 100 = -21.43%